UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E1pTDvgt1Q1vV9V95fWeABgHqKddfK6QpjBXPLsZSOM=' 
WHERE 
  key_id = '21e81dc8438626e2c57cf4d9d485fa26774dcd4e842d98d41d3eda6ca7110673' 
  AND (
    token = 'E1pTDvgt1Q1vV9V95fWeABgHqKddfK6QpjBXPLsZSOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )