UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'njQ3hjM73F4ZGY+7FCAkonIH7ILz2tfA1sIEYFm9o9k=' 
WHERE 
  key_id = '8640fddfc568321b63943885cf0a30df3280965768898efb2c92218afc05e7ba' 
  AND (
    token = 'njQ3hjM73F4ZGY+7FCAkonIH7ILz2tfA1sIEYFm9o9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )