UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2DB4V3K9Eg0U46e3uJlcoENm+06Z8n4NMeYSOV+Fimo=' 
WHERE 
  key_id = '4eb819994d0c996e57bf7d3bdac657da5b313418454a2314ffedb29463ecd565' 
  AND (
    token = '2DB4V3K9Eg0U46e3uJlcoENm+06Z8n4NMeYSOV+Fimo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )