UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y3MwpKCgS3lxPWdIKXc+L2u2BV9P1XokIdyxWidYBJM=' 
WHERE 
  key_id = '2fcd634fad088fbe99e6f36e41ec878d2bbfbf3f08f8b3e5edefb0ecc0a7ecb3' 
  AND (
    token = 'Y3MwpKCgS3lxPWdIKXc+L2u2BV9P1XokIdyxWidYBJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )