UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J4hhuBEBFPHFQDAt/j5BUo+CwYOBlDY0WOPAwEOzVKE=' 
WHERE 
  key_id = 'd5dd9de59a4d9a7c3b34f7d2e9f819362f21a35a6b951334d338e2ee75227d5c' 
  AND (
    token = 'J4hhuBEBFPHFQDAt/j5BUo+CwYOBlDY0WOPAwEOzVKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039