UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iaw0IJeFnq5hNLezmjLSCdlhQtS9qqP6Va44/L7OMyg=' 
WHERE 
  key_id = '4c15ec33b54276a5466041b4e9e80e0af5ad202586260dc8675a152c7acb3368' 
  AND (
    token = 'iaw0IJeFnq5hNLezmjLSCdlhQtS9qqP6Va44/L7OMyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )