UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PkBN5Wxrnv+C1Sz2fIH10Lv8O63+iu/TeOaWkv7i7x0=' 
WHERE 
  key_id = 'd2f734c837889f704f8f12ccdcf1cb329846f2221550626af22ab3cc62ec4538' 
  AND (
    token = 'PkBN5Wxrnv+C1Sz2fIH10Lv8O63+iu/TeOaWkv7i7x0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )