UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WvmJMxhXfIDb+n5YJAEVMbCQn4uxTRMp6E0ehvF2CgU=' 
WHERE 
  key_id = '40f05c5fa6ec509691f7c20247242b2a2940bce465640fa9af821001d89ed838' 
  AND (
    token = 'WvmJMxhXfIDb+n5YJAEVMbCQn4uxTRMp6E0ehvF2CgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )