UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xz8GyKyBoUwdMUd/smIsFwMVXO1rCa6u3y3tiOs5C8g=' 
WHERE 
  key_id = '47a2ee0f79c9276ce496b02224498faff806ede885014aab086685e07ad8fa22' 
  AND (
    token = 'xz8GyKyBoUwdMUd/smIsFwMVXO1rCa6u3y3tiOs5C8g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )