UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MdWA7FyClrOLep6RIFI1r4rq/8UmWrAr/vM0+0CfY+E=' 
WHERE 
  key_id = '51f5677882664e782cf0ecdab1b17a52627c389b6407ff0804aff104fc0d9ec0' 
  AND (
    token = 'MdWA7FyClrOLep6RIFI1r4rq/8UmWrAr/vM0+0CfY+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020