UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5cXwVMyBeAGVqCQ3sLWlETvoNx3wswmZw3Yfr4stBlw=' 
WHERE 
  key_id = '6a4757216de060c089b8cfc38f216a678bf7ba50c95d4fc87b8a1ec182e3cd5d' 
  AND (
    token = '5cXwVMyBeAGVqCQ3sLWlETvoNx3wswmZw3Yfr4stBlw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )