UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RfByvOewXdOQpTsXNfxH6vT1oGA4y8TqqS6yoN8oXr0=' 
WHERE 
  key_id = '4f042afed5b4b5ec044b007348b17ec523ca71e92138ed50486bb8adc1737d09' 
  AND (
    token = 'RfByvOewXdOQpTsXNfxH6vT1oGA4y8TqqS6yoN8oXr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )