UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JWpsYA+0EatRuYlpiRJjhXclqswCq6hPPxnmurw02aQ=' 
WHERE 
  key_id = '6d2bf53224113ddc827d099f75c1cfb05970c0a4db41afd60801875459521278' 
  AND (
    token = 'JWpsYA+0EatRuYlpiRJjhXclqswCq6hPPxnmurw02aQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )