UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4nL8GFi30av/HobbZ7OLTQpQ6pFOdXAb7mxV8aVc8vg=' 
WHERE 
  key_id = 'da3fc64eb27a588841b8158c7761443c5a8c37b1902974b951feb320d36f7efc' 
  AND (
    token = '4nL8GFi30av/HobbZ7OLTQpQ6pFOdXAb7mxV8aVc8vg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )