UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B0NeU/5YAZgKHltO2JUWdBjza879pxNsqGCdxW/0ffU=' 
WHERE 
  key_id = '38fc1caa8abe0304a362f4791f04593df859f7b3b4ff62373e3b493b31a7e184' 
  AND (
    token = 'B0NeU/5YAZgKHltO2JUWdBjza879pxNsqGCdxW/0ffU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )