UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R+ajzpLw/0zaYd2uM7x/kdEILjr2h3QQxvvpKdSIXzQ=' 
WHERE 
  key_id = '954068e011ed9530ce5b2af1d2c4a70fc1980dd56dcec4fdb91c269403092817' 
  AND (
    token = 'R+ajzpLw/0zaYd2uM7x/kdEILjr2h3QQxvvpKdSIXzQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )