UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't5ymxrRmKv6ojuo54pONWqXQ4D7CClVu3fcEVVzBJB0=' 
WHERE 
  key_id = 'd804a3e6d869246dd6229e3d793561dc7032f3f14c94da2628cc1acdfb1ab4f2' 
  AND (
    token = 't5ymxrRmKv6ojuo54pONWqXQ4D7CClVu3fcEVVzBJB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )