UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eWLBzHxvmdRCunfc56bJ1rR7XyTw2d2nxgi2KgREyPc=' 
WHERE 
  key_id = '4dc997de39be3f7eeb1ba981c365c07bb68d391018581506bc52953060731aa6' 
  AND (
    token = 'eWLBzHxvmdRCunfc56bJ1rR7XyTw2d2nxgi2KgREyPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )