UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gugELdTWIQ0Y8MFcCnhNDrkmMBSoZ7hnpmCoIzUogUo=' 
WHERE 
  key_id = '84303fb34bd50a325bc69b7b9320d2989253973782c06704ec603aa3a6031493' 
  AND (
    token = 'gugELdTWIQ0Y8MFcCnhNDrkmMBSoZ7hnpmCoIzUogUo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )