UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GnxTk816U37JJq7QGYZQmphKzUk6EiUuddSo/NHs+Rk=' 
WHERE 
  key_id = '549d33a6f27630edbe927bf99430d405365474b817f6106218c81eed78d6a284' 
  AND (
    token = 'GnxTk816U37JJq7QGYZQmphKzUk6EiUuddSo/NHs+Rk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )