UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pu0V6dZK9hlQrqbAhraSwUnUASfMLb+gXUtqBeLMJz0=' 
WHERE 
  key_id = 'a5a684414b0a3fde083ae45a0ca038118095c5c148c284d4bbe1490ccee9f200' 
  AND (
    token = 'Pu0V6dZK9hlQrqbAhraSwUnUASfMLb+gXUtqBeLMJz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )