UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8b+fQIB8hSJ8j6GCQ5fQmOy5ID8uNQaQejbQeVHhS18=' 
WHERE 
  key_id = '51de939fdde9d2560fd1d5f4668677ec8ac9dd0ab46928f2951baa576f40cabe' 
  AND (
    token = '8b+fQIB8hSJ8j6GCQ5fQmOy5ID8uNQaQejbQeVHhS18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )