UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q50uTbSGw/9KUStxS9oNlOhHnWl/gtS3jBvwx59gQPg=' 
WHERE 
  key_id = '541253fd73cc1069233278738bcb27a739e3f2386486823ecdc514467eb4ce55' 
  AND (
    token = 'Q50uTbSGw/9KUStxS9oNlOhHnWl/gtS3jBvwx59gQPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )