UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '18xWCYpsJm6HkoaewTTlN2BY6vmcysY6PdD8a6Wqkrw=' 
WHERE 
  key_id = '54554b9a9eff7072d56d084fa82e4f1bdfaf1322c3a03d4d14c3c605a59d3089' 
  AND (
    token = '18xWCYpsJm6HkoaewTTlN2BY6vmcysY6PdD8a6Wqkrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )