UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FWX28dZlD3zj4XKIerXoiQYxjhuf0Sz3sX2O388b8n4=' 
WHERE 
  key_id = '28ba3d8c630de24388a2ea0fd2293e13d637d841301e7a1fcb20fed6964a97c9' 
  AND (
    token = 'FWX28dZlD3zj4XKIerXoiQYxjhuf0Sz3sX2O388b8n4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )