UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '55aYfMJw4Iol5bABhOOgMgi9h3RZQVu0J2RSOSIrH2w=' 
WHERE 
  key_id = 'd04979c2eca254b6765f392224df491cbeebe2940ddabb3148c987b092e5cc0d' 
  AND (
    token = '55aYfMJw4Iol5bABhOOgMgi9h3RZQVu0J2RSOSIrH2w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )