UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N39AarW86i1iNH3MHvOOuW5SwU5deO/hp+iAdXoF3/w=' 
WHERE 
  key_id = '11f343c6d73c6a1147ab634c48420162ff8bfa6e82a2bf98a9b7664f309d8ad7' 
  AND (
    token = 'N39AarW86i1iNH3MHvOOuW5SwU5deO/hp+iAdXoF3/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )