UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gXYJqeWxEu48ZRpiqb1e/GePfDHClFVeDrl6XrHpIWA=' 
WHERE 
  key_id = '2504ad6d2c70fc2c1166e6d4f353613d341391b36b0cf704d9acce4e3533ac34' 
  AND (
    token = 'gXYJqeWxEu48ZRpiqb1e/GePfDHClFVeDrl6XrHpIWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )