UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zz+iK3IuzHuoDpKsLXUlBA5frJOKCMNVXTl0WCeCqsE=' 
WHERE 
  key_id = '39ab03306f728e0acc5461327c492f13cd1913f7a218756dbfcf48e177565392' 
  AND (
    token = 'zz+iK3IuzHuoDpKsLXUlBA5frJOKCMNVXTl0WCeCqsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )