UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KYxCXYt3Xrd4BwUV4PYRPbuj2ldTayeJT8f9u1zYsd0=' 
WHERE 
  key_id = '972a328287cad4542e56283fe18578a44b08878d9349d8bdd381f59314c031ea' 
  AND (
    token = 'KYxCXYt3Xrd4BwUV4PYRPbuj2ldTayeJT8f9u1zYsd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )