UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RA58trbgCGUH9UyIgayzN44PhEkibUPeRlBkab4bgPk=' 
WHERE 
  key_id = '6817a4fa0ecddb792997b98c589ac732fd98013a065119f0b89e441af34673bb' 
  AND (
    token = 'RA58trbgCGUH9UyIgayzN44PhEkibUPeRlBkab4bgPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )