UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jmnpnmLrU+JqEfRbDi8BBUYWSZRXRgCe9sSGRy16HB8=' 
WHERE 
  key_id = 'a9ee8d94163b1b9f742a40e9e2150dc47aa65f71abc4e30101af18ab034b7c37' 
  AND (
    token = 'jmnpnmLrU+JqEfRbDi8BBUYWSZRXRgCe9sSGRy16HB8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )