UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KrELk6VgCjCcfTKQTLMEt1BVoiWqOaorJa7FpVaX9xI=' 
WHERE 
  key_id = 'd4ac30ac9fa05fef04c48bd43610c3d6f3e03d68d6eef8b40dde4614573dd064' 
  AND (
    token = 'KrELk6VgCjCcfTKQTLMEt1BVoiWqOaorJa7FpVaX9xI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )