UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dfvfKCJ7xYlRmDLdM//7dE4ritww22Oy4uMQEGQORYE=' 
WHERE 
  key_id = '4db7dee04fd2b7dc1d7d947e1845e41e07d0102e2a8abfb4792c6b39f40a7b1f' 
  AND (
    token = 'dfvfKCJ7xYlRmDLdM//7dE4ritww22Oy4uMQEGQORYE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )