UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7KnjFMvk0s3UZExkSdKzzhwCYn4awEGBkz0aLyF0Z0U=' 
WHERE 
  key_id = '495d06837b5a77311bdc03668815dada5b9df3cee2838c228612f8b5e31cd5e2' 
  AND (
    token = '7KnjFMvk0s3UZExkSdKzzhwCYn4awEGBkz0aLyF0Z0U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )