UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wpubDgrhbepXV5XmROv3wiO6hZ5XxXtKOuWjixBwIOQ=' 
WHERE 
  key_id = '5958ba83dcc0f31cdaeed1766ac798ba281815269944e6fae0e13b141088ebff' 
  AND (
    token = 'wpubDgrhbepXV5XmROv3wiO6hZ5XxXtKOuWjixBwIOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )