UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7v6xw8fpLp5ntod3AwLqAhuJCXbqgMCbVek1KOkCj1U=' 
WHERE 
  key_id = '793616200240367bad8fbecc33b8ffebe54cb0273344a52c5f4f7a4dad407cc0' 
  AND (
    token = '7v6xw8fpLp5ntod3AwLqAhuJCXbqgMCbVek1KOkCj1U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )