UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JncGpXMD6C06xcqXgCYvH294kO8WXvL8Hkig7uW93ic=' 
WHERE 
  key_id = '8d6b343dad296c85b258c8f08da30550a52497e405f1e002cdab1e101a981113' 
  AND (
    token = 'JncGpXMD6C06xcqXgCYvH294kO8WXvL8Hkig7uW93ic=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038