UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5/kqMYZfEQMQtd4xWBaOIMOSCdeSPfi2m7ZWT87vBhM=' 
WHERE 
  key_id = '4d461efb62d19f9256245a4e721c9cd4eed90300f2d56a22d25f27f1f29e92de' 
  AND (
    token = '5/kqMYZfEQMQtd4xWBaOIMOSCdeSPfi2m7ZWT87vBhM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )