UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C5aS40bgD5egzo2LzxmUMPJcXRGVvjFb38j5Sf8FoP4=' 
WHERE 
  key_id = '21e316fb439df390179663b11215cde5f4ae38e75de7b228d1c12fd9a0bffbd5' 
  AND (
    token = 'C5aS40bgD5egzo2LzxmUMPJcXRGVvjFb38j5Sf8FoP4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )