UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BlfVhGa0gb+5CYQv+VaF9b0J4Cf6n0uw2idQSL7/QMY=' 
WHERE 
  key_id = '93c0e0055e9c2942bcd22502ac684706c7d42c8159f2bdb75878bf714e5fd40a' 
  AND (
    token = 'BlfVhGa0gb+5CYQv+VaF9b0J4Cf6n0uw2idQSL7/QMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )