UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w0cs6QTgIoeBb2vgR586rfA7ajRRLk+fMeTbv6lbngM=' 
WHERE 
  key_id = '4d1e6b78d965b7e604f5bd01045a9e073b567d832817e9871500a50dda96c4e8' 
  AND (
    token = 'w0cs6QTgIoeBb2vgR586rfA7ajRRLk+fMeTbv6lbngM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )