UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Af9UouOCVzT7s4ndi1Go/E/Fso7pKJcrFNmTXsOzlVE=' 
WHERE 
  key_id = 'b751cd8775896e22f23d748fa7b257ab947c991ad3c1fb395e76b3ead36aee5c' 
  AND (
    token = 'Af9UouOCVzT7s4ndi1Go/E/Fso7pKJcrFNmTXsOzlVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )