[200nl] Flop decision with QQ on K high board

[Vammakala]

Party Poker - No Limit Hold'em Cash Game - $1/$2 Blinds - 6 Players - (LegoPoker HH Converter)

SB: $407.25
<font color="black">Hero (BB): $219.70</font>
UTG: $95.00
MP: $207.75
CO: $235.85
BTN: $280.65

<font color="black">Preflop:</font> Hero is dealt Q[img]/images/graemlins/club.gif[/img] Q[img]/images/graemlins/heart.gif[/img] (6 Players)
2 folds, <font color="red">CO raises to $7</font>, 2 folds, <font color="red">Hero raises to $23</font>, CO calls $16

<font color="black">Flop:</font> ($47) K[img]/images/graemlins/heart.gif[/img] 2[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">Hero bets $35</font>, <font color="red">CO raises to $70</font>, Hero ???

Villain is unknown, I've seen him limpfold in MP (raiser was in the blinds so he would've had position too), so I do not believe he's a strong player. I've used that line sometimes as a bluff, and I was wondering what kind of range do you see it being done by not so good players in REraised pots.