UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nxy0yFTv51VxiAVdqP9ucPTdn/M7thd6gq575+qbYZg=' 
WHERE 
  key_id = '23a4c82b6c8050cdc306d3624329c4e500e720c2301d70e70a76466b3e98591d' 
  AND (
    token = 'nxy0yFTv51VxiAVdqP9ucPTdn/M7thd6gq575+qbYZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )