UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Zu+yewCWU8CiFRuLdJ1XXvFWgzdldQmFGbRiv9jb+A=' 
WHERE 
  key_id = 'ceb76f699e7f87a76cc2051103f112cacbd0ec9367016a3efe5213244530a2b8' 
  AND (
    token = '6Zu+yewCWU8CiFRuLdJ1XXvFWgzdldQmFGbRiv9jb+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034