UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1N/YWVjn0g2fspQR+KESIptu9rLWV5OnWCF5XPJm5/A=' 
WHERE 
  key_id = '68fd36b02ef6f89ae504077631a4bdd75571930dd21c0852dcb1b64f4de883a3' 
  AND (
    token = '1N/YWVjn0g2fspQR+KESIptu9rLWV5OnWCF5XPJm5/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )