If you've just made a deposit after receiving a Deposit Match offer, your bonus will not immediately drop into your account.
All you need to do to claim your bonus is place cash bets while using your 'Deposit Match' Tokens, then head to your Rewards section to redeem your bonus bets.
Look out for the yellow DEPOSIT MATCH icon in your bet slip to ensure you can are placing eligible bets to redeem your bonus bets!