UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gAS0v9UEzubd03hG5kCJFvX+2mL+oIlIqWdWbmGvCYY=' 
WHERE 
  key_id = '2a3f73d622e22713514bb79902e372534fb023e3a1b52fee03135d4e410c0fc4' 
  AND (
    token = 'gAS0v9UEzubd03hG5kCJFvX+2mL+oIlIqWdWbmGvCYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )