UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dDhuAywwf3YuKpxRekmqvQNdNZKaAORBpRz6ZXBbBV8=' 
WHERE 
  key_id = 'c7ab4ad58ea10be8573017eaad8def760b703a2ed9409e8a7e3e1f70624a3e33' 
  AND (
    token = 'dDhuAywwf3YuKpxRekmqvQNdNZKaAORBpRz6ZXBbBV8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )