UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vPiBK77KXmwj2pFtkUvm2ZOUVQbIgfQTpV7/jUpZsDk=' 
WHERE 
  key_id = '188d1a954a7b97e20b7213afb9ac78ded952d972d10aa470cd3527d567b6bd86' 
  AND (
    token = 'vPiBK77KXmwj2pFtkUvm2ZOUVQbIgfQTpV7/jUpZsDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )