UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LJev0guvFS/BMnXyhV078BioekkSVbXRvwzNUjARrr0=' 
WHERE 
  key_id = '1dc831735e8b871878639c97727a7a45fb4eaa103130d861508c9e7d9ad3388c' 
  AND (
    token = 'LJev0guvFS/BMnXyhV078BioekkSVbXRvwzNUjARrr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )