UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nkN2M+heO9aKWjMi8GSLlOabpdmXLB69DnqN/TvvNpU=' 
WHERE 
  key_id = 'b1ce533222825142b4440d02fd168255f5e9f3174174164d56f176b67ba73c0f' 
  AND (
    token = 'nkN2M+heO9aKWjMi8GSLlOabpdmXLB69DnqN/TvvNpU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )