UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TO4ZUGdRRLYOEiJY2fs+BaWxpk1xETtlcMMGaBXnuug=' 
WHERE 
  key_id = '6915334ba2ac46ff630331f075a042d148f7bc869cf8a6885c049a5c172447ba' 
  AND (
    token = 'TO4ZUGdRRLYOEiJY2fs+BaWxpk1xETtlcMMGaBXnuug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )