UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Terk+p6K9YuWwM4gBaDHAo1XnTJzfZk9RyGZdyVvdRM=' 
WHERE 
  key_id = '551ad58f7fc07a1b8a1d63021b2361469ae547386a1668ee6dd1344f51fea03f' 
  AND (
    token = 'Terk+p6K9YuWwM4gBaDHAo1XnTJzfZk9RyGZdyVvdRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )