UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gnCR1NQYso1GQVhaC1ndUlByDK0Z3hfoIiyRURsnfZE=' 
WHERE 
  key_id = '4cd6919abb10ca679262b518fc5a48e05a7850f28d593db52616534739e94bea' 
  AND (
    token = 'gnCR1NQYso1GQVhaC1ndUlByDK0Z3hfoIiyRURsnfZE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )