UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QO83MGG0tccEzO/jVK+GbqkMqkV7e2dpTmfy2O993Ys=' 
WHERE 
  key_id = '868850c43a785004cc2c09ab92870d23ebc120768e0251b70bff162c6fb1c3d0' 
  AND (
    token = 'QO83MGG0tccEzO/jVK+GbqkMqkV7e2dpTmfy2O993Ys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )