UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N7jT3kq/KVUAmM66iNmjv9PQ7eojZioYPkTZkpmunt0=' 
WHERE 
  key_id = 'ea6b3dfd09520b3e5aedc02faf9700a526c0d7aa95a7a31b848854d2b32daa31' 
  AND (
    token = 'N7jT3kq/KVUAmM66iNmjv9PQ7eojZioYPkTZkpmunt0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )