UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4bl+21QYBbztQi/LETfWg3XnGsNrIAxbOKv8Ng9AD+0=' 
WHERE 
  key_id = '5128ceb0d0277c2fae8ed7fd3a1ac5ec8eac5af86be7a5f4ff355d0a7d3b13a0' 
  AND (
    token = '4bl+21QYBbztQi/LETfWg3XnGsNrIAxbOKv8Ng9AD+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )