UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CPT98V/MM/TB0DC521aeIe4fxWKJkjqLVmdMCmLe+3E=' 
WHERE 
  key_id = '8ad99be0979195970921ebdeaebf6a18deae79df5ee3c6e157876d2bb8a6fef2' 
  AND (
    token = 'CPT98V/MM/TB0DC521aeIe4fxWKJkjqLVmdMCmLe+3E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )