UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gRwHiKOKSZYDV23ReH45zZkYxX2MyBN7QQbE7QmF/yo=' 
WHERE 
  key_id = '9c55b4806da8af495999cf8e4c3bee28bc51f55429391a6746d463e6ee392673' 
  AND (
    token = 'gRwHiKOKSZYDV23ReH45zZkYxX2MyBN7QQbE7QmF/yo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )