UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mlg3KvXloXcFB/E/YT+y6xKkEOw5GmGUUfrf685i4bQ=' 
WHERE 
  key_id = '51025ef51b7ab7e894398145e1df72efa6c57edeb67cb496fa7407d99cbbb858' 
  AND (
    token = 'mlg3KvXloXcFB/E/YT+y6xKkEOw5GmGUUfrf685i4bQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )