UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'khJfgGE8h6ocQa/uOcftG42GJzufteQYBmVucWQyuvU=' 
WHERE 
  key_id = '7c5cada969db52c0af36b3177de13580d499c352b715275bc8a96664a6d40bd9' 
  AND (
    token = 'khJfgGE8h6ocQa/uOcftG42GJzufteQYBmVucWQyuvU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )