UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mB/lyfprPwfA5g3g9sIBRGmhjzPzJ+7yLt5gV4vPk9Y=' 
WHERE 
  key_id = '91ac5020d3f714ae45d2adb3479a3c0b1fa616f79e3b404fc5a231c5462a24f7' 
  AND (
    token = 'mB/lyfprPwfA5g3g9sIBRGmhjzPzJ+7yLt5gV4vPk9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )