UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G/PHg0+k43JtAcdyoY/sDu38KcZeruGCN8GMUafWr9k=' 
WHERE 
  key_id = '06253b8e3fca720f69641da8ca10235c058920683e40def7c8edba69b3613efb' 
  AND (
    token = 'G/PHg0+k43JtAcdyoY/sDu38KcZeruGCN8GMUafWr9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033