UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uz8DQKuTM5J3IZjxiYcox+0emGOXjc7O1czI5K1AIoc=' 
WHERE 
  key_id = '51a46323ae492baa4ef4d548fdd3f5b2cc6dbed1ac345feacc690d68f44e1ba0' 
  AND (
    token = 'uz8DQKuTM5J3IZjxiYcox+0emGOXjc7O1czI5K1AIoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )