UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2SVUlRjm6zFvNpjPzEwkLPrS7p5G3e1zKcI1zUWQzkY=' 
WHERE 
  key_id = '31a7182aec956b304dc20a177076505e14ab6bde26a10cd878c82a9169974dc4' 
  AND (
    token = '2SVUlRjm6zFvNpjPzEwkLPrS7p5G3e1zKcI1zUWQzkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )