UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6hkOuO+Ud0OfXujq8Dhm0xh4P3nFphdLeVJevXsNQSg=' 
WHERE 
  key_id = '3cd621448e7df91ec7725b8ceb78b5ca36dd734fe156b7a00806e43f3ad79716' 
  AND (
    token = '6hkOuO+Ud0OfXujq8Dhm0xh4P3nFphdLeVJevXsNQSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )