UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4MdjSLs0aSnU2BXdtDF06o8iQFesAkxQAo5Bao5++o=' 
WHERE 
  key_id = '1c4d9d757ccce6d22a6807e9c89202553213934c8eeb8a991ec0137aa01ba045' 
  AND (
    token = 'u4MdjSLs0aSnU2BXdtDF06o8iQFesAkxQAo5Bao5++o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )