NL50 SH two pairs on river in 3bet pot

[castor11]

$0.25/$0.50 No Limit Holdem
5 Players
Hand Conversion Powered by weaktight.com (http://weaktight.com/)

Stacks:
hero (UTG) ($51.87)
CO ($68.25)
BTN ($50.25)
SB ($72.55)
BB ($51.59)

Pre-Flop: ($0.75, 5 players) hero is UTG :ad: :qd:
hero raises to $1.50, CO raises to $3.50, 3 folds, hero calls $2

Flop: :ks: :ts: :ah: ($7.75, 2 players)
hero checks, CO bets $5.75, hero calls $5.75

Turn: :4d: ($19.25, 2 players)
hero checks, CO checks

River: :qh: ($19.25, 2 players)
hero bets $11, CO goes all-in $59, hero folds

Final Pot: $89.25

CO wins $87.75 (net +$19.50)

hero lost $20.25

Is this play good against unknown villain?

[Lev729]

Pre fold. He made his 3bet against unknown utg and we have to play oop.
Interesting board. I don't like river donk. There are very-very few worst hand, what will call us.
I think c/f OTR.