UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4REyetmECqB3rxS896njECkmVR2WOi48KmxUTGBVwm8=' 
WHERE 
  key_id = 'c4923027a7136936f587c3f17707a65593af2b7aff98f13268daa3bfb4ef4798' 
  AND (
    token = '4REyetmECqB3rxS896njECkmVR2WOi48KmxUTGBVwm8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )