UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MEu/I1KxyHiZalMcwLkdlzQeTsppe4lvmU+sCp5TSvk=' 
WHERE 
  key_id = '30b04973f9eb2719faa1651ef33b11f989e1e25584423c48a99ccddb278db69b' 
  AND (
    token = 'MEu/I1KxyHiZalMcwLkdlzQeTsppe4lvmU+sCp5TSvk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )