params.put("id",idq.getText().toString());
params.put("reply", reply.getText().toString());

 $conn = mysqli_connect(HOST,USER,PASS,DATABASE);
    $id=$_POST["id"];
    $reply=$_POST["reply"];
    $update1 = "UPDATE questions SET reply = $reply  WHERE id=$id";
    mysqli_query($conn, $update1);
    // mysqli_query($conn,$update1) or die (mysqli_error($conn));
    mysqli_close($conn);