UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iXWFz94LIdmJJn80L574WdoKWOZ8bYb4VlPJgmV0ctw=' 
WHERE 
  key_id = 'b8b6a10913a8506564c1e2d9c673790021643915cf34cf99b0bab53f74e2ee9f' 
  AND (
    token = 'iXWFz94LIdmJJn80L574WdoKWOZ8bYb4VlPJgmV0ctw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )