UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CrLLqwXBYErMXqMD8XabXh/EzvwPgkfnzoUzc7/3HNQ=' 
WHERE 
  key_id = '84643f822ffa95e75ec725fd97f0e23508418f1ab3e2145359d3dc50dbd3795d' 
  AND (
    token = 'CrLLqwXBYErMXqMD8XabXh/EzvwPgkfnzoUzc7/3HNQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )