Rings with 2 sockets

[orcgazmatron]

My lock is 1 shotting bosses, I wonder if I can get the last ring?

Assuming that the socket widgets can still be used on the rings from any current season of M+, then the rings you might want will be coming form next season;
where we should be seeing both https://www.wowhead.com/zone=8064/the-motherlode & in particular for Locks ( or any Mastery reliant class ) https://www.wowhead.com/zone=12841/theater-of-pain