UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ukyRusS5zNU6DeQcEpKv77hCbbp6iz0wu3dOl0IGxz0=' 
WHERE 
  key_id = '3bdb4f9748f8a79c324f047423fe38c403472af2fe7e59c8281a7b8d058be0a5' 
  AND (
    token = 'ukyRusS5zNU6DeQcEpKv77hCbbp6iz0wu3dOl0IGxz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )