UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/3J5yXANnzg02M/a/4M6IcQ5X8+T4VnqyLuaLa9Oq+w=' 
WHERE 
  key_id = '594a460249e651f4176142569be83e64438536274609ec830707937bee13ce72' 
  AND (
    token = '/3J5yXANnzg02M/a/4M6IcQ5X8+T4VnqyLuaLa9Oq+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )