UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '681EaAsgeMXAKjd4Ut1WEcmjkGk3Bb5AZ94RyP7U1ZM=' 
WHERE 
  key_id = '6ad3a6db1c6d1ebcbcf9801ff9bec4e40224c35dd1f3b7beb0ceca7da603555f' 
  AND (
    token = '681EaAsgeMXAKjd4Ut1WEcmjkGk3Bb5AZ94RyP7U1ZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )