select
        ar.id as rem_id,
        ar.idActivity as rem_idActivity,
        ar.idActivityUser as rem_idActivityUser,
        ar.scheduled as rem_scheduled,
        ar.status as rem_status,
        ar.registered as rem_registered,
        au.*
    from ActivityReminder as ar
    inner join ActivityUser as au
        on ar.idActivityUser=au.id
    where ar.status='1'
        and au.status in (1,2,3)
        and ar.scheduled<='1761687595'
    order by ar.scheduled asc