UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w9kFBGqL5rbC3VjAum77/Fw0VSXaGsKnfmkS0OKAhzo=' 
WHERE 
  key_id = '568f7a1de32dea372ae2bb7d9a5036d2e7e1b5be321962bd8d94bce7acc65338' 
  AND (
    token = 'w9kFBGqL5rbC3VjAum77/Fw0VSXaGsKnfmkS0OKAhzo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )