Query:

update Entity set date = :now where id not in (:ids)

is translated to:

update Entity set date=? where (id1<>? and id2<>? or id3<>?) and (id1<>? and id2<>? or id3<>?)

Should be:

update Entity set date=? where (id1<>? or id2<>? or id3<>?) and (id1<>? or id2<>? or id3<>?)