UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xGKRune8tjRJ3YGfi10b3wJWGv3FWjNb7RQYtfqXIEE=' 
WHERE 
  key_id = 'a0203d99f0fcc09f37579cb4759c05f3ecf54a064160d3dc23e7bda193ff7691' 
  AND (
    token = 'xGKRune8tjRJ3YGfi10b3wJWGv3FWjNb7RQYtfqXIEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )