UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WTeX7aO1j6El8V2h2hPe1sQfgeITrcXsVtJ1u9HN4lY=' 
WHERE 
  key_id = '4a921b355cff3ba3f7e483b2ee149b4438a026f9230b05add0c0c8c182f8c909' 
  AND (
    token = 'WTeX7aO1j6El8V2h2hPe1sQfgeITrcXsVtJ1u9HN4lY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )