UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ezt3+8eiFUrb3k6hr8HpFZxaUdJsnPwHqNiysckIjsQ=' 
WHERE 
  key_id = 'c923c836b106f621a6f4ee663a4e09898e782c6b078f848727d6a3a9f3f642ad' 
  AND (
    token = 'Ezt3+8eiFUrb3k6hr8HpFZxaUdJsnPwHqNiysckIjsQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )