UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9dM/AR0zIh7F9EplKxbBIWEcRQpVsIuluNNxxQ7visg=' 
WHERE 
  key_id = '87d2ebd67d08ec90c578b52643fd8c7f8a4fe297c62c5791e9ac54e97328dce3' 
  AND (
    token = '9dM/AR0zIh7F9EplKxbBIWEcRQpVsIuluNNxxQ7visg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00070