AlterQuery  t (children 3)
 ExpressionList (children 1)
  AlterCommand UPDATE (children 2)
   Function and (children 1)
    ExpressionList (children 2)
     Function greater (children 1)
      ExpressionList (children 2)
       Identifier value
       Literal UInt64_0
     Function greaterOrEquals (children 1)
      ExpressionList (children 2)
       Identifier created_at
       Literal \'2021-12-21\'
   ExpressionList (children 1)
    Assignment value (children 1)
     Literal UInt64_0
 Identifier t
 Set
