UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OzilKMw5VItMR6K7//Uot8g57qPbra7p7KuOBMQp4yc=' 
WHERE 
  key_id = 'b6ef41fec55cfd14571635d530645f258f16daa8c8c1fc3043d3043573bd4baf' 
  AND (
    token = 'OzilKMw5VItMR6K7//Uot8g57qPbra7p7KuOBMQp4yc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )