UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6/yiu8t2Pm1iCuf0HObMzobcnbvbJXeiaWJECgJmqc=' 
WHERE 
  key_id = 'bdc4a1e52f493c4d618ee71cd5689285983f066343e1351ab46e834a018e274e' 
  AND (
    token = 'L6/yiu8t2Pm1iCuf0HObMzobcnbvbJXeiaWJECgJmqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )