UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DZCGtqp8Sew8UCKaHVBdTcBMmJb/tXYl/71j327zLyk=' 
WHERE 
  key_id = '2eb52049015875c38b2e42e9e5444b7a5b83ede9f9cf643748475f54ab037c50' 
  AND (
    token = 'DZCGtqp8Sew8UCKaHVBdTcBMmJb/tXYl/71j327zLyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )