UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cXT9HWVTRZIHrnjQizIgrG4v1jaV7iqUpahlEDZyiK0=' 
WHERE 
  key_id = '68a1627d1e74a5cdc63238fb22452d4fe80b27c6778f156fbdd18d4b724594b4' 
  AND (
    token = 'cXT9HWVTRZIHrnjQizIgrG4v1jaV7iqUpahlEDZyiK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )