UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N2Qp637ZOUFD5CEgM5xYMMV9+n0ZU0vf0E9/mrkQ4/I=' 
WHERE 
  key_id = 'b19ef7f0926170908a21ddef7353b4ebdc17a19df38646dc421facb69fea8174' 
  AND (
    token = 'N2Qp637ZOUFD5CEgM5xYMMV9+n0ZU0vf0E9/mrkQ4/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )