UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QV0Qi2p7eYQvYfExlpNRPrUwLwNUqvwB7C4785DcXoU=' 
WHERE 
  key_id = 'b84c908bb7201d4bb7eb9b3ca0af38a10eb5db3940e77f2aaf124684ccab141e' 
  AND (
    token = 'QV0Qi2p7eYQvYfExlpNRPrUwLwNUqvwB7C4785DcXoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )