UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BhtfRHkMpScBUZJVhbPcT3kU77lBk6lDnaPRr2BCvxA=' 
WHERE 
  key_id = 'd68c6dd69f24477e78d56190c0c29e92265630f3f857f1aac6ea268bf3fcfc79' 
  AND (
    token = 'BhtfRHkMpScBUZJVhbPcT3kU77lBk6lDnaPRr2BCvxA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )