diff --git a/cmd/server/assets/codestatus/show.html b/cmd/server/assets/codestatus/show.html
index 83aba3aa8..f9e5f2841 100644
--- a/cmd/server/assets/codestatus/show.html
+++ b/cmd/server/assets/codestatus/show.html
@@ -42,6 +42,12 @@ <h5 class="mb-1">Status</h5>
         <h5 class="mb-1">Expiry</h5>
         <span id="code-expires-at" class="sm text-danger"></span>
       </div>
+      {{if .code.HasLongExpires}}
+      <div class="list-group-item">
+        <h5 class="mb-1">SMS link expiry</h5>
+        <span id="long-code-expires-at" class="sm text-danger"></span>
+      </div>
+      {{end}}
       <div class="card-body">
         <a href="/code/{{.code.UUID}}/expire" class="d-block text-danger" data-method="PATCH"
           data-confirm="Are you sure you want to expire this code?" data-toggle="tooltip" title="Expire code">
@@ -59,14 +65,24 @@ <h5 class="mb-1">Expiry</h5>
   <script type="text/javascript">
     let $buttonInvalidate = $('button#invalidate');
     let expires = {{ .code.Expires }};
+    let longExpires = {{ .code.LongExpires }}
 
     $(function() {
       let $codeExpiresAt = $('#code-expires-at');
       // Start countdown
       countdown($codeExpiresAt, expires, function() {
+        {{if not .code.HasLongExpires}}
         // Disable the submit if already expired.
         $buttonInvalidate.prop('disabled', true);
+        {{end}}
+      });
+
+      {{if .code.HasLongExpires}}
+      let $longCodeExpiresAt = $('#long-code-expires-at');
+      countdown($longCodeExpiresAt, longExpires, function() {
+        $buttonInvalidate.prop('disabled', true);
       });
+      {{end}}
     });
   </script>
 </body>
diff --git a/pkg/controller/codestatus/show.go b/pkg/controller/codestatus/show.go
index 5a34555d6..94e24f073 100644
--- a/pkg/controller/codestatus/show.go
+++ b/pkg/controller/codestatus/show.go
@@ -91,6 +91,8 @@ func (c *Controller) responseCode(ctx context.Context, r *http.Request, code *da
 	}
 	if !code.IsExpired() {
 		retCode.Expires = code.ExpiresAt.UTC().Unix()
+		retCode.LongExpires = code.LongExpiresAt.UTC().Unix()
+		retCode.HasLongExpires = retCode.LongExpires > retCode.Expires
 	}
 }
 
@@ -149,12 +151,14 @@ func (c *Controller) getAuthAppName(ctx context.Context, r *http.Request, id uin
 }
 
 type Code struct {
-	UUID       string `json:"uuid"`
-	Status     string `json:"status"`
-	TestType   string `json:"testType"`
-	IssuerType string `json:"issuerType"`
-	Issuer     string `json:"issuer"`
-	Expires    int64  `json:"expires"`
+	UUID           string `json:"uuid"`
+	Status         string `json:"status"`
+	TestType       string `json:"testType"`
+	IssuerType     string `json:"issuerType"`
+	Issuer         string `json:"issuer"`
+	Expires        int64  `json:"expires"`
+	LongExpires    int64  `json:"longExpires"`
+	HasLongExpires bool   `json:"hasLongExpires"`
 }
 
 func (c *Controller) renderShow(ctx context.Context, w http.ResponseWriter, code Code) {
diff --git a/pkg/database/vercode.go b/pkg/database/vercode.go
index b161d01a3..8979e0eaf 100644
--- a/pkg/database/vercode.go
+++ b/pkg/database/vercode.go
@@ -141,6 +141,10 @@ func (v *VerificationCode) IsExpired() bool {
 	return v.ExpiresAt.Before(now) && v.LongExpiresAt.Before(now)
 }
 
+func (v *VerificationCode) HasLongExpiration() bool {
+	return v.LongExpiresAt.After(v.ExpiresAt)
+}
+
 // Validate validates a verification code before save.
 func (v *VerificationCode) Validate(maxAge time.Duration) error {
 	now := time.Now()