UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qUV8uKPPkJMJZ3UZOLOMd6IO5yISgtKJdazDdoC/YNM=' 
WHERE 
  key_id = '5a089a5b196ab1be9c9768be00029fb6fcbb70eff8e18c7509b1ef80e3eb6a94' 
  AND (
    token = 'qUV8uKPPkJMJZ3UZOLOMd6IO5yISgtKJdazDdoC/YNM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042