UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3HRZxRlgmRRyhZLvhrg7S96KpW53EM6EGd9857Dw7vY=' 
WHERE 
  key_id = '383f9f2493e75e4bb03ed9d33a827df6de6a4bc996fa260926ff55de6e3f83d8' 
  AND (
    token = '3HRZxRlgmRRyhZLvhrg7S96KpW53EM6EGd9857Dw7vY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )