UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3kBh2IupnGe4xlgBe7BpsZWsVS96E8gIZeO2W+328Qo=' 
WHERE 
  key_id = '4ef9c205766e4d96a77d0c49af3165e27090674660a37f390f339ee4fed8338d' 
  AND (
    token = '3kBh2IupnGe4xlgBe7BpsZWsVS96E8gIZeO2W+328Qo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )