UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fQMALKhz+f4+YzVJGfQkuEdde5G9dEDdVmZRdMmxxLk=' 
WHERE 
  key_id = '8b816e8a97915cef9644026514111c0112a36c53f3d4c4822f99b261a6c3d40c' 
  AND (
    token = 'fQMALKhz+f4+YzVJGfQkuEdde5G9dEDdVmZRdMmxxLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )