UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zru7NLUFrClS3cXynLyTuRzRgrWCBPL0BgYj8S4dggs=' 
WHERE 
  key_id = 'c20c0f643e4f60e49fb4446c6a2cd24fa744c06741c5b5167c4c634930cbe175' 
  AND (
    token = 'Zru7NLUFrClS3cXynLyTuRzRgrWCBPL0BgYj8S4dggs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )