UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rn8UtbSPFzCoepdFz4YK2okzD+bWDzIwoh7PFIAJVbc=' 
WHERE 
  key_id = 'a8b6d3d6caffeccd18d48e7ec472ae53b648ab26fad2c4f7603c61942b1f4702' 
  AND (
    token = 'Rn8UtbSPFzCoepdFz4YK2okzD+bWDzIwoh7PFIAJVbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )