UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i9xpaAC31MreFezHwFlmWCnqzWv8+B7R7as6UnLCyng=' 
WHERE 
  key_id = 'a2f59318224f8739bc6541363fcb0c4150a6ece36a19acfd9961ece91d014573' 
  AND (
    token = 'i9xpaAC31MreFezHwFlmWCnqzWv8+B7R7as6UnLCyng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )