UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eQ8nMSSUvcHWlu7zvBd6YoboLnhpMYRh04cv+ogddFE=' 
WHERE 
  key_id = '300d7174b59080574ca062d16d4cf606173abab9befe01e06cdee6dbb708072a' 
  AND (
    token = 'eQ8nMSSUvcHWlu7zvBd6YoboLnhpMYRh04cv+ogddFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )