UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'ND/ITR0N7lpZtVG1nEo3amAAD8qH3k6jHfQQeXVPLtA=' 
WHERE 
  key_id = 'b76e954d50240eeb16398afba9911625466f62b99a6a56440cf03158fc3cc6ae' 
  AND (
    token = 'ND/ITR0N7lpZtVG1nEo3amAAD8qH3k6jHfQQeXVPLtA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )