UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/cM0LJV857Wmj5oyqYVqIYzVpnA4VRbSvXAs/r4lDHM=' 
WHERE 
  key_id = '86f99a134e9a745298f9f61ea4b19f15bf8cd251d916e9c3dfcf6e4a295bf8d5' 
  AND (
    token = '/cM0LJV857Wmj5oyqYVqIYzVpnA4VRbSvXAs/r4lDHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )