UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/YWZzngMR4nUd0YenskVZfcrnPBhksM1KFFqvzYMscc=' 
WHERE 
  key_id = '50137da8e640df10b6975632d8ba1bfb6a20bfa0bb7f315db0f233cc19628598' 
  AND (
    token = '/YWZzngMR4nUd0YenskVZfcrnPBhksM1KFFqvzYMscc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )