UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+g0A/zlhM2TI8rzcFnct6TfIoxB0DbD8i871c18wHA=' 
WHERE 
  key_id = '5619b91489005321d8b024e0a67858988525ce3949387635d4266fe985a7018b' 
  AND (
    token = '6+g0A/zlhM2TI8rzcFnct6TfIoxB0DbD8i871c18wHA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )