UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GvLxf6cqeyGyT5auV/riYUrWdzGjQZ7aU9wPu/Pstgk=' 
WHERE 
  key_id = '503b1358c3e7400c15e218764876633907113051a1054bb766a752e02c4e24cc' 
  AND (
    token = 'GvLxf6cqeyGyT5auV/riYUrWdzGjQZ7aU9wPu/Pstgk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )