UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a7z9H0el9YDSb3SEXj9x1FGPiRmzh0PLxji9btqu0nY=' 
WHERE 
  key_id = '09b86f4e94dc433eddbc21c9353ab6df7c65c72e5d1e0c1f7f26f74932fc97eb' 
  AND (
    token = 'a7z9H0el9YDSb3SEXj9x1FGPiRmzh0PLxji9btqu0nY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )