UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SGnzpqtYEyh1tDw+RQishsGkInNSb4q5noB6AOkUDBY=' 
WHERE 
  key_id = '99b1d15c5e0e5aacf20ee382030b7a3226c6955fdd8ae3f7fea6fa068295bec9' 
  AND (
    token = 'SGnzpqtYEyh1tDw+RQishsGkInNSb4q5noB6AOkUDBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )