UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6SRjZ+757IBslT8ZbQc4j+GYfqsvGXO8NQUm12esZmI=' 
WHERE 
  key_id = '668250a9ebfa52842eb7c2e7fc3d2c9a32d50cf9a574539a51dafdb3b0c34481' 
  AND (
    token = '6SRjZ+757IBslT8ZbQc4j+GYfqsvGXO8NQUm12esZmI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )