UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sx+P4fmU6RHPdj/yCQcOuI/IKCIwJyQnan6Q/BA4K8s=' 
WHERE 
  key_id = 'b08bf2c9fa3f4350160559dd02ec20745a55118f9a9bbb9b114213387ad351a3' 
  AND (
    token = 'Sx+P4fmU6RHPdj/yCQcOuI/IKCIwJyQnan6Q/BA4K8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021