UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B2++87ZgqfqNdgBqKkm9pxUyXs9DCaNymFvYUGWoEd0=' 
WHERE 
  key_id = '4c962c31f66dc438927fd94c15bed8976576890c6e0abf381ac14de0f3537603' 
  AND (
    token = 'B2++87ZgqfqNdgBqKkm9pxUyXs9DCaNymFvYUGWoEd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )