UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JmrJACeOlLQynVDpCKizut+TeHkcaStdqw/1c8RDxbM=' 
WHERE 
  key_id = '4848314b73b13473731c0821dfba2e79a527c38c828490a2da5785b803afa3f8' 
  AND (
    token = 'JmrJACeOlLQynVDpCKizut+TeHkcaStdqw/1c8RDxbM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )