UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jgzbAK0pVhs5jqrUyL5JwJXfJNFPSu3K8esNYYKRGn0=' 
WHERE 
  key_id = '38dbf78e91a959077bbe47cc91dc7d30f0874e00e74f1399e8e41da40344d278' 
  AND (
    token = 'jgzbAK0pVhs5jqrUyL5JwJXfJNFPSu3K8esNYYKRGn0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )