UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b8KBFRWg8N9FnFt165WfWf+M1DO5AdSgGOEyu0j8i/4=' 
WHERE 
  key_id = '0e02a3b83bd79f532834a279e97421b3d0b997a79a60c0d9989ca94fe6582a29' 
  AND (
    token = 'b8KBFRWg8N9FnFt165WfWf+M1DO5AdSgGOEyu0j8i/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )