UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4vPYbYHfxhcduHKpU0JddHEowZTcSjeLv2USYuRwDOg=' 
WHERE 
  key_id = '6bcb67e78376b58688251b3eab852499b90b764c754ae30f0a1f383fba3f4315' 
  AND (
    token = '4vPYbYHfxhcduHKpU0JddHEowZTcSjeLv2USYuRwDOg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )