UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BYyjHlG+nhJxXF4opTKCXuOrPFbd7DHaYl60LQGhiiU=' 
WHERE 
  key_id = '0a3fc62eada25516ef32c6e4c8d7ff1fd7bef8dac67ff0f13c567302750374d6' 
  AND (
    token = 'BYyjHlG+nhJxXF4opTKCXuOrPFbd7DHaYl60LQGhiiU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031