UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dunn2s1uowsRYuKOlNE2/KlSCMRL5wOrprw7Mb67uMU=' 
WHERE 
  key_id = '6b7e360c32e94b411025e9e483141a25257b5cf2641375b54313ce8d6ef15f75' 
  AND (
    token = 'Dunn2s1uowsRYuKOlNE2/KlSCMRL5wOrprw7Mb67uMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )