UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UrCl6ZFoD7lCLvjAPnQ85TpQPQqBtDroWzjbBq1zfHY=' 
WHERE 
  key_id = '82efbd700a781161d0c91d16e53d31baf38a44891a96ed44f84463e03477b090' 
  AND (
    token = 'UrCl6ZFoD7lCLvjAPnQ85TpQPQqBtDroWzjbBq1zfHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )