UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AGhfMTmjmlvViUjgtu7zkSkioEk1aex8VpXuBtKxkgs=' 
WHERE 
  key_id = '2a6aa9ea41d13d7a2add44ba9d314b416a441f4cc3b79078d1fc12ebbd66450e' 
  AND (
    token = 'AGhfMTmjmlvViUjgtu7zkSkioEk1aex8VpXuBtKxkgs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )