UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+jsIihjoA/EiNBbDbL/xKSSOxkVZLalRjq9RxSRPIQ=' 
WHERE 
  key_id = '791f3c3afe718fd7e12281b529599d945ad784a68aac50e78b45bba3e7e12582' 
  AND (
    token = '6+jsIihjoA/EiNBbDbL/xKSSOxkVZLalRjq9RxSRPIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )