UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZgYYwXpKO00wkMSt9VMyYTwZsruKtbRi/FmlulQGRdM=' 
WHERE 
  key_id = '0471904bf49a27a007046e4278653564ad365bc840bfdda70096ee4ef5828a5b' 
  AND (
    token = 'ZgYYwXpKO00wkMSt9VMyYTwZsruKtbRi/FmlulQGRdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )