NL5 QQ flop com FD e K

Hand converted with online PokerStrategy.com hand converter:

Reproduzir mão

$0.02/$0.05 No-Limit Hold'em (7 handed)

Known players:
[tg]CO$3.60:///////;BU$2.00:///////;SB (Hero)$5.56:///////;BB$4.33:///////;MP1$3.23:///////;MP2$3.56:///////;MP3$11.10:///////;[/tg]

Preflop: Hero is SB with Q:d, Q:s.
MP1 raises to $0.15, MP2 calls $0.15, 3 folds, Hero raises to $0.70, BB folds, MP1 calls $0.55, MP2 folds.

Flop: ($1.6) 4:c, 6:s, K:c (2 players)
Hero bets $0.75, MP1 calls $0.75.

Turn: ($3.1) T:s (2 players)
Hero checks, MP1 checks.

River: ($3.1) A:h (2 players)
Hero checks, MP1 bets $1.78, Hero folds, MP1 gets uncalled bet back.

Final Pot: $3.1.

Vilão:
75/30 AF-1.5 WTSD- 21% Fold to Cbet - 57% em 69 mãos

Essa cbet foi valida? caberia uma second barrel ae?