UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pVYvXVOCBc6i+sIYrF357VcKNpH15CGRyXhk53tDsPs=' 
WHERE 
  key_id = '7ec2a20c8483c08f24b3a1abcdfbe3505791eefccd9df291742dec4e253fc675' 
  AND (
    token = 'pVYvXVOCBc6i+sIYrF357VcKNpH15CGRyXhk53tDsPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )