UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n5lFh/G5d3nHDbxT5z4v1tIhAtQhQRgSgb6n83pt0tk=' 
WHERE 
  key_id = '0c6d521b320eddc19985d9f728c5aa82186a171cb6dc14ac9f5db370f58a04c5' 
  AND (
    token = 'n5lFh/G5d3nHDbxT5z4v1tIhAtQhQRgSgb6n83pt0tk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )