UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9xMLtKLt2UYIaQJuQMFVurXmkt6Jkl3hsJE+VYvXmdE=' 
WHERE 
  key_id = 'af2d7336853caab9d2dac7b405177bf0f37295c9c827511529321e29646e683a' 
  AND (
    token = '9xMLtKLt2UYIaQJuQMFVurXmkt6Jkl3hsJE+VYvXmdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )