UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3RlUKGbGtukLgROKGzaoPIGXumxniRvapGmJvvzRg+U=' 
WHERE 
  key_id = '0a50b75e06ef4bddc3b74248e56dd73fb7ae56061da0f54e75d60eca8bf7a323' 
  AND (
    token = '3RlUKGbGtukLgROKGzaoPIGXumxniRvapGmJvvzRg+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029