UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UGzdYqGF2AnhrBs/2ipooAwjdwjD9g5RQm453isPvhI=' 
WHERE 
  key_id = '6b93f240d4743f3ada44e125a40cdfd56b88b2d9306fe60da7b03a21fdbc340a' 
  AND (
    token = 'UGzdYqGF2AnhrBs/2ipooAwjdwjD9g5RQm453isPvhI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )