UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e8Wnq/VO7uC2EtmNeSK+bhYUliP32MxbZPWDFvOTwuI=' 
WHERE 
  key_id = '82da9d335a18ab681f8e757145f28c866c3d9d2981b259d0f7c639800b77a1de' 
  AND (
    token = 'e8Wnq/VO7uC2EtmNeSK+bhYUliP32MxbZPWDFvOTwuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )