UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '19+YObBmFuaemlAJrBf7nwKlplzrmTiChphtFgYCiW0=' 
WHERE 
  key_id = '978ab172a475e50fe274cbff10cc477be89cb5cfa8f5e594d6079427c5c851d1' 
  AND (
    token = '19+YObBmFuaemlAJrBf7nwKlplzrmTiChphtFgYCiW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )