UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vO6OtMxmt6vvDT+cW0f/M9USqGJmHNKpocE+tfnQylw=' 
WHERE 
  key_id = '5794f801594244c15f64150bcb2911decc6eae4b13541ee17f9cce69c169b689' 
  AND (
    token = 'vO6OtMxmt6vvDT+cW0f/M9USqGJmHNKpocE+tfnQylw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )