UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+koB81eZjTqxGiSeNjgZnSrnoBgOIBnO6N1NJLCU+Y=' 
WHERE 
  key_id = '38d83893f66f8ad1914c4acd869a6f811c074e2380867dee6a14aa0ea8cc8a17' 
  AND (
    token = '6+koB81eZjTqxGiSeNjgZnSrnoBgOIBnO6N1NJLCU+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )