UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kR7iWZ/nMDgq009n+lAB8Kf72bTNhfgFK4V/N/JgIXw=' 
WHERE 
  key_id = 'b8225843e92bb186993c880eb738dd26127175360b447bd353a74283db0be688' 
  AND (
    token = 'kR7iWZ/nMDgq009n+lAB8Kf72bTNhfgFK4V/N/JgIXw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )