edit the where clause to:
WHERE users.userVerified = 1 AND (1 = paramMembershipType) OR ((paramMembershipType2 = 3 AND MembershipType = 3) OR (paramMembershipType3 = 5 AND MembershipType = 5))
then create 3 parameters as:
Name: paramMembershipType
Type: Integer
Default Value: -1
Runtime value: $_SESSION['MembershipType']
Name: paramMembershipType2
Type: Integer
Default Value: -1
Runtime value: $_SESSION['MembershipType']
Name: paramMembershipType3
Type: Integer
Default Value: -1
Runtime value: $_SESSION['MembershipType']
