UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKHLRxBSJ/lSZlgdgaN8kPf/o2ci4ZtMsOZnyp4gD4A=' 
WHERE 
  key_id = '309ebcf3fbaa1bf49b9e03c2cf69d9b50b42f71b5eea0b7affc604f7474e8f2b' 
  AND (
    token = 'PKHLRxBSJ/lSZlgdgaN8kPf/o2ci4ZtMsOZnyp4gD4A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )