I checked the turn to see where I was, since raising there wouldnt give me too much info. If he bets, Im pretty sure he has QK QJ. Your line?

PokerStars No-Limit Hold'em, $0.50 BB (9 handed) from (Format: Bet The Pot)

UTG+1 ($35.15)
MP1 ($51.85)
MP2 ($47.95)
Hero ($64.35)
CO ($62.05)
Button ($63.95)
SB ($17.40)
BB ($50.45)
UTG ($59.15)

Preflop: Hero is MP3 with , .
4 folds, Hero raises to $2, 1 fold, Button calls $2, 2 folds.

Flop: ($4.75) , , (2 players)
Hero bets $3.5, Button calls $3.50.

Turn: ($11.75) (2 players)
Hero checks, Button bets $5, Hero calls $5.

River: ($21.75) (2 players)
Hero bets $15, Button calls $15.

Final Pot: $51.75

You shoulda bet the turn. If you bet and get raised it is a textbook example of how the villain would play a set and thus an easy fold. Checking may give you info *if* your opponent bets but you let them take a free card if they are on a draw.