UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g+SG9AxZEsatFlGT1CLNmQvinYwvgtlUGqAeq4bp4LY=' 
WHERE 
  key_id = '2106d312273d83a12117c15d84b15631a939789239d547703b37d195e89f2b96' 
  AND (
    token = 'g+SG9AxZEsatFlGT1CLNmQvinYwvgtlUGqAeq4bp4LY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )