I suggest plenty of stretching as well as hot tub and massage. If (Because) you cannot get a girl to massage your back, I would have suggested you visit Tokyo Sauna, but the cops shut that joint down over a year ago. Find a place with an equally bad reputation and bring plenty of extra money...
You have some very respectable numbers and you might do well at weightlifting if you stick with it. But my opinion is that if you are training for strongman, and if you are already quick and explosive, you should try to add power first and foremost. That doesn't preclude including oly lifting...