UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eTZhCr0wPn7lkyQ02qlwLWqi2M6bC+n64jBiFddADWo=' 
WHERE 
  key_id = '530974e6e0be855179a72b781908df98ea926360801046fb73c5a8eaea501ef9' 
  AND (
    token = 'eTZhCr0wPn7lkyQ02qlwLWqi2M6bC+n64jBiFddADWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )