PHP код:
VendBankAccount VendBankAccount1;
VendAccount s1;
BankGroupId s2;
AccountNum s3;
while select forupdate VendBankAccount1
where VendBankAccount1.VendAccount == s1
&& VendBankAccount1.BankGroupID==s2
&& VendBankAccount1.AccountNum == s3
{
info("do something");
}