UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OfY1mruabJuylZOWal9A1XwM/Xyi8AK+W3cgEg2qCx0=' 
WHERE 
  key_id = '0ea2991cd2ecfbb2163c51b2e283aa9d3a16370f87430cb29f879e2f7080d6a5' 
  AND (
    token = 'OfY1mruabJuylZOWal9A1XwM/Xyi8AK+W3cgEg2qCx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )