UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eMEo5eLyzUfX2gbTNNa6xcEOUxQgdzgwux1UhgQle6s=' 
WHERE 
  key_id = '15c49a8168e2ef29777b478d75b54c891777c8abb6cacda0887d8bfd80569a7d' 
  AND (
    token = 'eMEo5eLyzUfX2gbTNNa6xcEOUxQgdzgwux1UhgQle6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )