[Cerrado] NL50 - robo 34s

Buenas. Intento robar con 34s y me hace call el BU con un raise cbet de 80 y AF de 5 en el turn. Esta bien mi movimiento o mejor c/f flop y a otra cosa?

Hand converted with online PokerStrategy.com hand converter:

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$0.25/$0.5 No-Limit Hold'em (9 handed)

Known players:
[tg]UTG1$49.25:///////;UTG2$50.00:///////;MP1$54.00:///////;MP2$68.40:///////;MP3$32.25:///////;CO(Hero)$50.75:///////;BU$49.25:///////;SB$50.00:///////;BB$64.70:///////;[/tg]

Preflop: Hero is CO with 3:h, 4:h.
5 folds, Hero raises to $1.50, BU calls $1.50, 2 folds.

Flop: ($3.75) 5:s, 9:c, 3:d (2 players)
Hero bets $2.00, BU raises to $5.00, Hero calls $3.00.

Turn: ($13.75) J:s (2 players)
Hero checks, BU bets $7.00, Hero raises to $17.00, BU raises to $27.00, Hero folds, BU gets uncalled bet back.

Final Pot: $30.75.