UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'krWj2ZqEXEZ+qc4USKuRGC8lb2jDuJWhhRVycRqtvQ0=' 
WHERE 
  key_id = '4a1960114d9f634bea2700a00578465695cceedf73b21334f34badf44960d0ae' 
  AND (
    token = 'krWj2ZqEXEZ+qc4USKuRGC8lb2jDuJWhhRVycRqtvQ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )