UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eM81BnYP5nAeTuwXOzp6ZlEV08sRj6bfKlQBgmVSWkc=' 
WHERE 
  key_id = 'b3033b3fd089e4bacf80ecd1591a69303ae7e836426e519ceecd3ed1553e544d' 
  AND (
    token = 'eM81BnYP5nAeTuwXOzp6ZlEV08sRj6bfKlQBgmVSWkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )