UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QGg95mjfB1i06XU+OZ06DhMZ16eJ70SglYEdyoBkdmM=' 
WHERE 
  key_id = '983479f5041cd254c843251a08bdd3ca5497b18d1fa1fb6ddb16b1fc82855696' 
  AND (
    token = 'QGg95mjfB1i06XU+OZ06DhMZ16eJ70SglYEdyoBkdmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )