UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S8uJyZ+QtenpCUIPSxNgYDFuP62oU4MZJduAN11SzOA=' 
WHERE 
  key_id = 'b9d21f544ea8f99da39083964d4c0ba8655f055bfb35b96e7bd4af1321940b6f' 
  AND (
    token = 'S8uJyZ+QtenpCUIPSxNgYDFuP62oU4MZJduAN11SzOA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )