UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nGM3/VzIPNh73f8CBbE4JGMzv23/BjEfBEg2x2GJFzI=' 
WHERE 
  key_id = 'db950f179651ba2478cb73ec7014818c4fe6703848fe64ba86963ac808473e3d' 
  AND (
    token = 'nGM3/VzIPNh73f8CBbE4JGMzv23/BjEfBEg2x2GJFzI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )