UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UB3EJnyJ5V/4/EzmvWPhRqmF6H3TjgiHZ953NozkzcQ=' 
WHERE 
  key_id = '3c9956b8129a384e1c81f5fe7cf86732636053e9f023baafe6535288bee9cfb1' 
  AND (
    token = 'UB3EJnyJ5V/4/EzmvWPhRqmF6H3TjgiHZ953NozkzcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )