UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jb6VZ4SpRPYRKWSUdA0MmF1L079OlbiljxWMARkqFHs=' 
WHERE 
  key_id = '4ea2e424aae7d027649a6dc30bbd4ef01316491dcc17a3d10634d639be0c4407' 
  AND (
    token = 'jb6VZ4SpRPYRKWSUdA0MmF1L079OlbiljxWMARkqFHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )