UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yh/BvajZxLEqAgfag9EV+PTtvDU6aG4vmFgtGOwDv3E=' 
WHERE 
  key_id = 'a11fb6eece9d3c1a450647a88b10981bc3f2bb30f37f37ad9551bbf179c2fb47' 
  AND (
    token = 'yh/BvajZxLEqAgfag9EV+PTtvDU6aG4vmFgtGOwDv3E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )