UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FtEmmNvJCl7wgf5xq3S2NzFvAlRchVZHkv4hMCKyiAU=' 
WHERE 
  key_id = '2e304611fcf06a9bb636817440b4a8d09ff8ea440414d1139d4ca7ae606ddffd' 
  AND (
    token = 'FtEmmNvJCl7wgf5xq3S2NzFvAlRchVZHkv4hMCKyiAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )