UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PpVliiPWnGa2l3U1C/5trYZpclp5TsCGx8PBg806hCI=' 
WHERE 
  key_id = '4b51746d85d0f8a53e3b9a5ca15e0627a620f1e581bced92d93c6976f6db5c40' 
  AND (
    token = 'PpVliiPWnGa2l3U1C/5trYZpclp5TsCGx8PBg806hCI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )