UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w99muwZV9W+YIecbOdRvcZOtBk1gTWZc7P7zGBX7uz0=' 
WHERE 
  key_id = '5597ac648707e2b65eb3d5205808dbdfeac8f647e34ee4288f515b0b39256888' 
  AND (
    token = 'w99muwZV9W+YIecbOdRvcZOtBk1gTWZc7P7zGBX7uz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )