UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zQm/CNJTtic51Mjs8oYJbyM0XBphGpcI9xdnp2e1FGQ=' 
WHERE 
  key_id = '837470da76aae7a1e7369f3d112e03bd48c9ff1284df17fa2a8e0a352d6c38cc' 
  AND (
    token = 'zQm/CNJTtic51Mjs8oYJbyM0XBphGpcI9xdnp2e1FGQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )