UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cPhXcX56vUfUK+RKnEj+2yXySDdmR9UK3suYsR/5VVg=' 
WHERE 
  key_id = '91f21d7a9cc60ffe3f19b17d13c412872c06a18e96ec1ffac0dd18d7f090ca88' 
  AND (
    token = 'cPhXcX56vUfUK+RKnEj+2yXySDdmR9UK3suYsR/5VVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )