UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ffVYhTz4J+FDed5lay0aG+WTZfKA4GESS6qB3smyoww=' 
WHERE 
  key_id = '6e49b65c28865220908ece4af7e276bedeb475b9e17921219aed6973cadb8a8b' 
  AND (
    token = 'ffVYhTz4J+FDed5lay0aG+WTZfKA4GESS6qB3smyoww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )