UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WN1/IV555Tz3kC1OVCGS5hNmDrUT/vnn7VGxcnJpRMw=' 
WHERE 
  key_id = '2504a3a6b2ca6bd402d1bc8679cfec302935284b99c18f06be1e89168695a458' 
  AND (
    token = 'WN1/IV555Tz3kC1OVCGS5hNmDrUT/vnn7VGxcnJpRMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )