UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Tnutuh+uvYfWB2MBb6AhlgbtqknngFcysMhIEfKfDk=' 
WHERE 
  key_id = 'dd91eef155665499f57b7de896d584be3863f92f40d168c1bb6f872b8b9a66e8' 
  AND (
    token = '1Tnutuh+uvYfWB2MBb6AhlgbtqknngFcysMhIEfKfDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )