UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pwNeTmtTz8lDgrAVMiQpMZke28CSpRnhUQuUdKuofAM=' 
WHERE 
  key_id = '27ea2c91c2e84285edcacd7b03d5547c4f5bde6c58d1e79bfd67e5742f099b6b' 
  AND (
    token = 'pwNeTmtTz8lDgrAVMiQpMZke28CSpRnhUQuUdKuofAM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )