UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UsoUax9nXKQCH18ocgIXdaMTLYgBN6psahbZ3XjTsqE=' 
WHERE 
  key_id = '520dfb0976929c0c4ab7b41adf9faad185b30986e98affb7f531ce439e9f6488' 
  AND (
    token = 'UsoUax9nXKQCH18ocgIXdaMTLYgBN6psahbZ3XjTsqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )