UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/UOYDfbFAJuVCvfCOUmcK1uZOE3N8U44UMSvfam1gAc=' 
WHERE 
  key_id = '498e44affa57a61b613a1bbf955209b79b824949378d20b50832cb430cd2f0bc' 
  AND (
    token = '/UOYDfbFAJuVCvfCOUmcK1uZOE3N8U44UMSvfam1gAc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )