UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k+SCXsumLCYvupRfDLQ5KhlRwPmtWnSkc2y0mbIsooE=' 
WHERE 
  key_id = '8983e5a648501a2ea560ce0f25e50f6cd04bd96190499e99b7cae429c35300e1' 
  AND (
    token = 'k+SCXsumLCYvupRfDLQ5KhlRwPmtWnSkc2y0mbIsooE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )