UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tNfwYBsmNhyWmixzY052rlsnpIRjN0UIr6H9OVI1kT4=' 
WHERE 
  key_id = '15d81e7103ed5634ba6d4ec597a1f6f9459a6c0bb464d445cf838072df22f17e' 
  AND (
    token = 'tNfwYBsmNhyWmixzY052rlsnpIRjN0UIr6H9OVI1kT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )