UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dx9yLXKTRHXlhE5rw6TezUVDcxDY9Vf2+uZSRinqChw=' 
WHERE 
  key_id = '21d723e8a46740a15e59bcfc9be1699b65824a377cd25ee3bb2fb172b03fb265' 
  AND (
    token = 'dx9yLXKTRHXlhE5rw6TezUVDcxDY9Vf2+uZSRinqChw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )