UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f+SwU72wMWr57DDUKuHptiBJmWUbZ+Tx92Ll0Qm8tA0=' 
WHERE 
  key_id = '6db0c84121b6a9bc7e2f14c29c6abd0426e3f731d6a943737101858459c2b426' 
  AND (
    token = 'f+SwU72wMWr57DDUKuHptiBJmWUbZ+Tx92Ll0Qm8tA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )