SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 2)
    Function unhex (children 1)
     ExpressionList (children 1)
      Literal \'303132\'
    Function UNHEX (children 1)
     ExpressionList (children 1)
      Literal \'4D7953514C\'