UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n+DS6UiDNSq97OoJUV97r18+lcQhlx6bRQQy1a3dQ7Y=' 
WHERE 
  key_id = 'c251b1ae078d2cfb7f94762c75f4e5f03ec0d251bdc02278c19348abbeb97279' 
  AND (
    token = 'n+DS6UiDNSq97OoJUV97r18+lcQhlx6bRQQy1a3dQ7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )