UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oekRuksSTJFidrdUPFwnJcnx6BCZ7loMtUM9tSt6cG0=' 
WHERE 
  key_id = '79b4bac37d20a4e4e5cf21e51fab1966cbc528f64c755f736f43a9e349915421' 
  AND (
    token = 'oekRuksSTJFidrdUPFwnJcnx6BCZ7loMtUM9tSt6cG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )