UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Jtju0wePss5pCcKYcOq+DFvMq0Bs315l6I0X2L/Y9jU=' 
WHERE 
  key_id = '34eb5b4dfab748dc06cae7b254dad3d2defcfa8694807b536e1b7bbe7d733542' 
  AND (
    token = 'Jtju0wePss5pCcKYcOq+DFvMq0Bs315l6I0X2L/Y9jU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045