UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Oql4SgpbgjNjGouw/LaM2nmk8ofiWSF68hiye/9q2R0=' 
WHERE 
  key_id = '81fa737fc0390d8865d9ea7ddfa39b7ba6894065414ed5fb8ab44b637249bf84' 
  AND (
    token = 'Oql4SgpbgjNjGouw/LaM2nmk8ofiWSF68hiye/9q2R0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )