UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '77VwY5a1C0DXaaWnD2ibBtGE63nvcI+VWQLTvfGgZhk=' 
WHERE 
  key_id = '3a5749a3d54c9ff72894aef206059ca1187c97a2a763287c4c14b99ed431db30' 
  AND (
    token = '77VwY5a1C0DXaaWnD2ibBtGE63nvcI+VWQLTvfGgZhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )