UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7N6efwo+cj496tPAwS8NykzClfX3RW+wz8rRt0NHN28=' 
WHERE 
  key_id = '338a9c83ecdcfb52f9907e8ad59347ec5ce5dde9a2ed25915509288dd95d2d0b' 
  AND (
    token = '7N6efwo+cj496tPAwS8NykzClfX3RW+wz8rRt0NHN28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )