UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nVymuisbA4rhaEa/izlbzzsfe9zxG3Qh5qg65egXXzs=' 
WHERE 
  key_id = '3a509406c716bd09416e3a355388d3addc953b3c3835f7c819cc2055bfc1efee' 
  AND (
    token = 'nVymuisbA4rhaEa/izlbzzsfe9zxG3Qh5qg65egXXzs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )