UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mYA7uwYgDbty0R4BqxmIg94HX/v66WEbL4ARnDmFqDc=' 
WHERE 
  key_id = '67742ce1308319b0f5307717839dea4de9c3797b8a1b34558494be4e314ec35d' 
  AND (
    token = 'mYA7uwYgDbty0R4BqxmIg94HX/v66WEbL4ARnDmFqDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )