UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ns8TKEVUMq+Tj/V0e9gzuGdAtVzIZXMeDv1tIrmHras=' 
WHERE 
  key_id = 'a31b1ea3b5195247e712827512b92dfcc94b97e9f9baccdb26ee558389a972b1' 
  AND (
    token = 'ns8TKEVUMq+Tj/V0e9gzuGdAtVzIZXMeDv1tIrmHras=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031