UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4XBFvTaSVrOGX1+i3l4M5WLR+dGMpoKejDE89LLsaak=' 
WHERE 
  key_id = '593fdbdbc65f0a8ffbe254bc364862585f5848489a90c1dac641e393c4bd9eda' 
  AND (
    token = '4XBFvTaSVrOGX1+i3l4M5WLR+dGMpoKejDE89LLsaak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )