UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rmv0nX6W2snZ09oFEh7dg73p/ugxEO4XHhGwAYr0JgI=' 
WHERE 
  key_id = '15a03c38513a4d574cdaddbb4716e4f7f51cdbb4a207bea92f3d54cf97bf564a' 
  AND (
    token = 'rmv0nX6W2snZ09oFEh7dg73p/ugxEO4XHhGwAYr0JgI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )