UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oGFiMqAuyCZbO2iboOcjPjmHmCbghDv07ZdfOTddJow=' 
WHERE 
  key_id = '8b217c5280ecbe31dc26f716e24c377d99a70e29d0873a373854369438b453ac' 
  AND (
    token = 'oGFiMqAuyCZbO2iboOcjPjmHmCbghDv07ZdfOTddJow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )