UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4M7N/c10jb/hKBMiysX8vMUwtQfhMzRJz0nJtfRnMuM=' 
WHERE 
  key_id = '894828de14fedf6f43a6e976f345c138b483c7346eaa1388c650fdaf0e9b1dcf' 
  AND (
    token = '4M7N/c10jb/hKBMiysX8vMUwtQfhMzRJz0nJtfRnMuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )