UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W4FNWO2e4j995OU8SYQVFN9//PAfNtb3iewF4dDgdzM=' 
WHERE 
  key_id = '7b2e18e56a890330de2b1e9f4565966f39ec35258e7a28c3b0b9b710e883b032' 
  AND (
    token = 'W4FNWO2e4j995OU8SYQVFN9//PAfNtb3iewF4dDgdzM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )