UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QY6U/91MsHbfUu7otqwwk3y3LgD76nyCoZF5RVlgthQ=' 
WHERE 
  key_id = 'e2dcf987d0092cc4a697ade957b56b8638e319649edd02fee83397b1b647b0bb' 
  AND (
    token = 'QY6U/91MsHbfUu7otqwwk3y3LgD76nyCoZF5RVlgthQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )