UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fh/3NjyRu85OzYl7JaKflHRRHmWc+xotXlnXRB8+niw=' 
WHERE 
  key_id = '8829434e3eff1781890deb295b3f141a754b8513ccf82e6c47583423a73c9d28' 
  AND (
    token = 'Fh/3NjyRu85OzYl7JaKflHRRHmWc+xotXlnXRB8+niw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )