UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DVwbhAHXqpl7DlufGl7uIa6DK/unj7hH7y56ayf3onQ=' 
WHERE 
  key_id = '8b6fa704212b3bbd72a9093f5ce2e57b846b3ea0e523b043ccff08e9c4c3daa4' 
  AND (
    token = 'DVwbhAHXqpl7DlufGl7uIa6DK/unj7hH7y56ayf3onQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )