UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8f/C3MNELaYkjsIHoM03M0rH9N8Lelw/nILoMSUFNig=' 
WHERE 
  key_id = '84ea30076070dbddd0785a66f3c429b6a8b69a16844c08afd76b69ce104c0387' 
  AND (
    token = '8f/C3MNELaYkjsIHoM03M0rH9N8Lelw/nILoMSUFNig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )