UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PkPwJ4LKlsA9JQzntjOIc5hLxOJD7r/q1q4ibpljt7Y=' 
WHERE 
  key_id = '481473ae0d0e3639a7b40b89551a424db184ef271b35f002dfe19f4315d6a23c' 
  AND (
    token = 'PkPwJ4LKlsA9JQzntjOIc5hLxOJD7r/q1q4ibpljt7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )