UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CZg4Q3ko2EBvHEiWV8xmDNDfUIRn+vV5KoHeb02h76I=' 
WHERE 
  key_id = 'b6750df72f25f06eccaa6c14333d3fd42f157817af76a4e98d03f0a553e646c3' 
  AND (
    token = 'CZg4Q3ko2EBvHEiWV8xmDNDfUIRn+vV5KoHeb02h76I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )