UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c0mXQqZjxjI9w9VSUq1eLkXryqDNujQVaDvk+KCjCuE=' 
WHERE 
  key_id = 'b68e38f1311d02be843cf365d6658b2a4632989c8b699b24eee78057f87c7ca7' 
  AND (
    token = 'c0mXQqZjxjI9w9VSUq1eLkXryqDNujQVaDvk+KCjCuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )