UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8+02vaNFzOPf80oAdYDyv1aV9EvvZvQvJpq/s6+La5g=' 
WHERE 
  key_id = 'a4dbf326186798b42ec91465dc33f5fc03d50ff955cbf44e887946da8336ffa0' 
  AND (
    token = '8+02vaNFzOPf80oAdYDyv1aV9EvvZvQvJpq/s6+La5g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )