UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WMjo8waDrY3bEcvW8lD7luMerGaCiLMVLDHZ2zvVOo4=' 
WHERE 
  key_id = '97c641e11d3b5aeaebc81d50a9e8497ef03316b06c1feb5523b559094add2517' 
  AND (
    token = 'WMjo8waDrY3bEcvW8lD7luMerGaCiLMVLDHZ2zvVOo4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )