UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xurBF1Wm+9hTbgIc5nOgj5o4j9KNjyqZTwUrK9MaWR0=' 
WHERE 
  key_id = 'a0954b94ae5280b0872aee755927175e1d564e52814560628245b2200693e9f0' 
  AND (
    token = 'xurBF1Wm+9hTbgIc5nOgj5o4j9KNjyqZTwUrK9MaWR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )