UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GAimAErGDwNZBQFZR2eGwhYnm38st36ZagAXXEHsN88=' 
WHERE 
  key_id = '7a0e21fd4be5424328b8bbcf81b48a87a80b55a1a06800331e6f2effd32c8e89' 
  AND (
    token = 'GAimAErGDwNZBQFZR2eGwhYnm38st36ZagAXXEHsN88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )