UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '71Y0lGdRLMf3FTB93dem2mU816YI143TkMCI1heGPQk=' 
WHERE 
  key_id = '51de788eaea16c8adda6849d8af86a0c63136fa14bffc520e549ce75b3121365' 
  AND (
    token = '71Y0lGdRLMf3FTB93dem2mU816YI143TkMCI1heGPQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )