select a.* from member_account_gold a where a.member_id = #{memberId} update member_account_gold available_balance = ( case when IFNULL(available_balance, 0) + #{available_balance}>0 then IFNULL(available_balance, 0) + #{availableBalance} else 0 end ), total_balance = ( case when IFNULL(total_balance, 0) + #{totalBalance}>0 then IFNULL(total_balance, 0) + #{totalBalance} else 0 end ), frozen_balance = ( case when IFNULL(frozen_balance, 0) + #{frozenBalance}>0 then IFNULL(frozen_balance, 0) + #{frozenBalance} else 0 end ), where id=#{id} select a.* from member_account_gold a where a.member_id = #{memberId}