UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oajl8KuJfp/1llQPAk6bY8pEgnIj5Q6lUgCA9nvOlk8=' 
WHERE 
  key_id = '3280081eb5e6d9816dc42e77820f85cc812d77298e8e6f5cc0efe9bce7a37081' 
  AND (
    token = 'oajl8KuJfp/1llQPAk6bY8pEgnIj5Q6lUgCA9nvOlk8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )