UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ujGEMwBajsgYs2aP5lgta5kYSS/G4VW8E0lZvrAwio0=' 
WHERE 
  key_id = '34a0e26fca241478a7cfba14077319bd01d4a16388f0f1f4b395492b2858e3de' 
  AND (
    token = 'ujGEMwBajsgYs2aP5lgta5kYSS/G4VW8E0lZvrAwio0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )