UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zrUdNLEllFHdltZpG5v/0C9o/Ox/Ue61NuKaGBwLaks=' 
WHERE 
  key_id = '28c04e4ff8992f6012f5a9e4732d66f015dda4aedb49228b02e11a92d4869068' 
  AND (
    token = 'zrUdNLEllFHdltZpG5v/0C9o/Ox/Ue61NuKaGBwLaks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )