UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mgAbznf3K96ra/w2VkR/qBTr9CC1xkn6bdXyepzniRc=' 
WHERE 
  key_id = '4fd0e93a80ca3a8000b87537ad4b7402c25ece4afdb21b38408e45a0a8455d9a' 
  AND (
    token = 'mgAbznf3K96ra/w2VkR/qBTr9CC1xkn6bdXyepzniRc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )