UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eLzDqUPGc5I7EdftFTVi5iMdN0bE7aUpLXD6nlBnTWQ=' 
WHERE 
  key_id = '8ac493e3412ce880b45afb9f69af39037e0644177b5a06f9cc68eee0a65e6d86' 
  AND (
    token = 'eLzDqUPGc5I7EdftFTVi5iMdN0bE7aUpLXD6nlBnTWQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )