UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ErnghqVMbm7MuCyvu1K6tC6x1BRCmH8krG0Jzh5UMyw=' 
WHERE 
  key_id = '831f2e497ecbd640687b6746379085d782826326b7eabd4cc59d59a91cd4f48b' 
  AND (
    token = 'ErnghqVMbm7MuCyvu1K6tC6x1BRCmH8krG0Jzh5UMyw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )