UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RKgTZHmOjPhqG1yGQ31yvj6RNKWtm2mWE+RtLv/3Qe0=' 
WHERE 
  key_id = '2873603761ca8cf3e202870f073a7bd4f9675572fa32be38b689df7f7442581c' 
  AND (
    token = 'RKgTZHmOjPhqG1yGQ31yvj6RNKWtm2mWE+RtLv/3Qe0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )