UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wykqlnkwFcrOrMmefDORqJit81BrP3FkOgi7IU6XM8k=' 
WHERE 
  key_id = 'b20f3751f13ff8023dfd7936b6548d4c41096583c880992fd8bee2217f507483' 
  AND (
    token = 'wykqlnkwFcrOrMmefDORqJit81BrP3FkOgi7IU6XM8k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )