UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WwnWlbZSXKsi6C+tZa83JRQEN9wRmlrkA4sQRrgF+nE=' 
WHERE 
  key_id = '7c49f3a1d0c3b07828604847ed4915717189515005ff6a609a266661d2e7b215' 
  AND (
    token = 'WwnWlbZSXKsi6C+tZa83JRQEN9wRmlrkA4sQRrgF+nE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )