UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LPC1nX6JLt2hgyvQBaQhG7eceljshVXqw8r4dhOxMWs=' 
WHERE 
  key_id = '045e757ac722e4e535005dd1bbd730ca41fc0456438333b10a56a774252ac687' 
  AND (
    token = 'LPC1nX6JLt2hgyvQBaQhG7eceljshVXqw8r4dhOxMWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )