UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JXD5JwNFmhMP5UuVFhC8zdVthDQP4zUmpL3tkC4EpdY=' 
WHERE 
  key_id = '50475c4a7ba71c868eae7c3f1137f6115848d35bc8d52fa9bc3df024eb210084' 
  AND (
    token = 'JXD5JwNFmhMP5UuVFhC8zdVthDQP4zUmpL3tkC4EpdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )