UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dj7lW8PGoyfSB5M1PHZs3UlLYQfZBoszC106cj/NSGg=' 
WHERE 
  key_id = 'e730d6ce34a3ac5192acda63f4153b77993b1b726a09acd92c56736a901f215c' 
  AND (
    token = 'Dj7lW8PGoyfSB5M1PHZs3UlLYQfZBoszC106cj/NSGg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )