UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u5qkLrUQAmYTif1ic6pjzk06lp5M6XAfOAvYvcVv6nc=' 
WHERE 
  key_id = '049bb41af58f381907d91de7c1f26f73e6ca17f15f383cc027245f12357e796a' 
  AND (
    token = 'u5qkLrUQAmYTif1ic6pjzk06lp5M6XAfOAvYvcVv6nc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )