UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2ndzdCAihwGXBL9sChUciTbIZ4SbPj6ZFcTzNlDSUBU=' 
WHERE 
  key_id = '48fc7f597207fa5b6a34e15009932a71159d64e1b81263cbfaad622b88381da6' 
  AND (
    token = '2ndzdCAihwGXBL9sChUciTbIZ4SbPj6ZFcTzNlDSUBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )