UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MpAxJ0g6I/a3qu/RX5zXYnommDMYJpm9QhEUYuNvcrI=' 
WHERE 
  key_id = '31537d54928e2e0671f6c4f604855824754ed292f94368018232e15c0bcb39a2' 
  AND (
    token = 'MpAxJ0g6I/a3qu/RX5zXYnommDMYJpm9QhEUYuNvcrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )