UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KKEJ4gt02laxbg/O1Esj5xvDKT9UgM0+UgYv5suPQMk=' 
WHERE 
  key_id = '4e513a5d4d36a004b5b01f017a51c42f8f33fd9f96073a16f50d026036d80976' 
  AND (
    token = 'KKEJ4gt02laxbg/O1Esj5xvDKT9UgM0+UgYv5suPQMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )