UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PET4iFbkoDFFDviuGpbfaiIpfS9QlDUhrBZF+bS+lqM=' 
WHERE 
  key_id = 'dc4bc256e61dc9b981940b2e26ea7c037ed1ed34d7c78067ab27870aac0d8ec7' 
  AND (
    token = 'PET4iFbkoDFFDviuGpbfaiIpfS9QlDUhrBZF+bS+lqM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )