UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KxdMt0rcHrNpN/0I7Kv76tY6Ub7gRtP4aGfOVqu/O9E=' 
WHERE 
  key_id = '6eb523e3396ab2785a9c2b500031ed0cccb7773ff2d648cc3f85c15c718cf18e' 
  AND (
    token = 'KxdMt0rcHrNpN/0I7Kv76tY6Ub7gRtP4aGfOVqu/O9E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )