Convert email/password token date fields

src/Core/Users/EmailToken.php

@@ -12,6 +12,11 @@ class EmailToken extends Model
      */
     protected $table = 'email_tokens';
 
+    /**
+     * {@inheritdoc}
+     */
+    protected $dates = ['created_at'];
+
     /**
      * Use a custom primary key for this model.
      *

src/Core/Users/PasswordToken.php

@@ -15,7 +15,7 @@ class PasswordToken extends Model
     /**
      * {@inheritdoc}
      */
-    public $dates = ['created_at'];
+    protected $dates = ['created_at'];
 
     /**
      * Use a custom primary key for this model.