UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RDgo279+A3g1iYbxmKRBZCQV28j+BApK/AcZZ0KR/RQ=' 
WHERE 
  key_id = '8687317500f06d7d6dad104e2b6e4c6bdb2a1b55155d278954ac078359a21605' 
  AND (
    token = 'RDgo279+A3g1iYbxmKRBZCQV28j+BApK/AcZZ0KR/RQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )