USE SINGLE QUERY FOR UPDATE STATUS OF ANY ENUM

Create table feedback (

fid int(3),name varchar2(30),

email varchar(20),subject varchar(30),

satatus enum('0','1')); 

---

UPDATE feedback SET status =  
CASE
  WHEN  1 THEN 0
  WHEN 0 THEN 1
END
WHERE fid = 3;

---

SELECT CASE is_status
      WHEN 1 THEN 'Replied'
      WHEN 0 THEN 'Not Replied'
      END AS 'fstatus'
FROM feedback;