UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ylddYTEUhqx8oTJPbYbJoYrhOdWXqrPNi0UOMoGUWIM=' 
WHERE 
  key_id = 'b1f4204e6a4bac276ebecb1e7d277ce1bb3c5688d591ececcef77c2ffed0ef7d' 
  AND (
    token = 'ylddYTEUhqx8oTJPbYbJoYrhOdWXqrPNi0UOMoGUWIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )