UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xCVl0X8myymX9vGYslJpJGUAgDaV3E8/We8/oYaMbP4=' 
WHERE 
  key_id = '6f138769731367ad88f8d9b6c6958319a6ce5f05f3951790c648cb8202126dad' 
  AND (
    token = 'xCVl0X8myymX9vGYslJpJGUAgDaV3E8/We8/oYaMbP4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )