UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qy9sXTGS0py1ewrlwhrscLseCYhcpBPOe/NO9NXG25k=' 
WHERE 
  key_id = '6b4be30a0c4e5bef3282fdf6fb4175c29285cea2c055fe8130a10c504d24bea6' 
  AND (
    token = 'qy9sXTGS0py1ewrlwhrscLseCYhcpBPOe/NO9NXG25k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )