UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aSNgs+go4YzowsQ/uyx5eJb6JSaVPmb9Ka4q0X5vrfI=' 
WHERE 
  key_id = '835e622cf15b0b660d6c6522b313dbf81b8c2496bf965d9c531e3b1200917878' 
  AND (
    token = 'aSNgs+go4YzowsQ/uyx5eJb6JSaVPmb9Ka4q0X5vrfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )