UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rK0xv1EfvhddEiff8ug2d3LoXWu7mFuvV0QCs7s4EsI=' 
WHERE 
  key_id = 'bd352ca650799a4baf1a609a353a422b02771eaa7af4a379146568cd7649654c' 
  AND (
    token = 'rK0xv1EfvhddEiff8ug2d3LoXWu7mFuvV0QCs7s4EsI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )