UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pUd1IF6YhrCBUPrOzSMX1I6UqZ4L5MVx8leqK+xoxQY=' 
WHERE 
  key_id = '49a7ec6b70681aa1a8e296a8322fb20819f532ac69e81848bf55239f041f0c76' 
  AND (
    token = 'pUd1IF6YhrCBUPrOzSMX1I6UqZ4L5MVx8leqK+xoxQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )