UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mTcXGTmTKXpWcF+nStxrBDuNnCTPic9Bdqf3KKwaloE=' 
WHERE 
  key_id = 'b542f4c3b454a1291392c0ee98594547257ac3bf2f25820f2b5775ac45584852' 
  AND (
    token = 'mTcXGTmTKXpWcF+nStxrBDuNnCTPic9Bdqf3KKwaloE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )