UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '84VcSbd+nqw9ix24xyEynwEgU8bLD8TNmHf2+UX/uxs=' 
WHERE 
  key_id = 'b88b816de1a6771a4629996851b7040d87e807ac7ffbdadefeff4f0e45da41d4' 
  AND (
    token = '84VcSbd+nqw9ix24xyEynwEgU8bLD8TNmHf2+UX/uxs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )