UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E4iwKN5E8jC3wXgojTu7KOa4NLnevVbrxQgtiTry3bQ=' 
WHERE 
  key_id = '34f2bf7ea9f710c33fcd44a8883f6afc1077e0bd2061fc34d58656760035ac5c' 
  AND (
    token = 'E4iwKN5E8jC3wXgojTu7KOa4NLnevVbrxQgtiTry3bQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )