UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EnftOZxGWvfrvBnSXbvn+//iWP6pA45KyZl5pPQyOSc=' 
WHERE 
  key_id = '8e4728b5a34925f1662175840f1979629b18df10deded422d9935ed5314503e9' 
  AND (
    token = 'EnftOZxGWvfrvBnSXbvn+//iWP6pA45KyZl5pPQyOSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )