UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zlhiA/fRAEFGADzHITZ7SRNkkjVfmuNtzUWygBK5oIU=' 
WHERE 
  key_id = 'e6a25e741586da9643d0acbfec9d3f42ff90f8200b04d8af8907101fa0023113' 
  AND (
    token = 'zlhiA/fRAEFGADzHITZ7SRNkkjVfmuNtzUWygBK5oIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )