UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FfVPRaCKyUInLT/dzbGNf5VqkHhFUHRF8m5vidNCpMc=' 
WHERE 
  key_id = '50976c47fc499f6e5b225f71741196fdbd60ef3227858392be4ff2ee99fb69e8' 
  AND (
    token = 'FfVPRaCKyUInLT/dzbGNf5VqkHhFUHRF8m5vidNCpMc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )