$ perl -Mstrict -MSQL::Abstract -wE 'say +(SQL::Abstract->new->select("foo", "bar", { user => "nwiger", -or => [ workhrs => { ">" => 20 }, geo => "Asia" ]}))[0]'

##</code><code>##

SELECT bar FROM foo WHERE ( ( workhrs > ? OR geo = ? ) AND user = ? )