UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wwnylmzf9WDxxvVBsP4uPYgEJKwJiJcQUqeYlIVyfX0=' 
WHERE 
  key_id = 'b97234d80d454061af013251085d7732c588dae964776c7e2ad1db41b25c047f' 
  AND (
    token = 'wwnylmzf9WDxxvVBsP4uPYgEJKwJiJcQUqeYlIVyfX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )