UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zx+pEaqi0DDAZWq4qidHXwToWddP8zPY05xFkzKRqRE=' 
WHERE 
  key_id = '6f1a004b8633d314b7b8e6508eef02891c9fc3790c72e63b8c85b2a7dd42aaa8' 
  AND (
    token = 'Zx+pEaqi0DDAZWq4qidHXwToWddP8zPY05xFkzKRqRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )