UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zxGkAl9XC3N2hIeQj1jgJN7WJWqgJBCEkgaGanrOqZk=' 
WHERE 
  key_id = '2956981f2ecd92e093dd76d2127f01b8a57205ce06ef3f483b172227a6d0be47' 
  AND (
    token = 'zxGkAl9XC3N2hIeQj1jgJN7WJWqgJBCEkgaGanrOqZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )