UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P/Xwv6OuJgHkfxCBFWd+fvJMVi8LimpsBq/sTp01+zE=' 
WHERE 
  key_id = '8db0b353454d63149b282301e9f21d5287496c9e44308f334b7a92efb3292c31' 
  AND (
    token = 'P/Xwv6OuJgHkfxCBFWd+fvJMVi8LimpsBq/sTp01+zE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043