UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C0ALbSQWio1JPU5z6+Xu21VM92hhgSJPKBmEnBENz3A=' 
WHERE 
  key_id = 'a6e6ee6f3769cfb74fedee4780ecae4598bdfd2aeb7e1011e194d08987854b1c' 
  AND (
    token = 'C0ALbSQWio1JPU5z6+Xu21VM92hhgSJPKBmEnBENz3A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )