UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E20E8ZcTkoRI0OvRB4Cl+tcFDouNsTXVXXx8urLJZb0=' 
WHERE 
  key_id = '39db36d0077aff0da938e66714edd2059bfe6ed5fb04bb1361ec219d81de9a76' 
  AND (
    token = 'E20E8ZcTkoRI0OvRB4Cl+tcFDouNsTXVXXx8urLJZb0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )