UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PlalIg2JxDDnb3FkgkS0pdBawn33tpCod1TkA9n3jhI=' 
WHERE 
  key_id = '93d2b7fd82f2015195e7688d0a9ae35c8a955834cfea7081c7d6a9b6cbded776' 
  AND (
    token = 'PlalIg2JxDDnb3FkgkS0pdBawn33tpCod1TkA9n3jhI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )