UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mV46nAQvDe40vWTmAxjEAdD5n0t6RM1o1msMsSgVwfM=' 
WHERE 
  key_id = 'b808ac035a65686dd194ea43bf069cd27197bd47de8baaefa15111912fd75d1f' 
  AND (
    token = 'mV46nAQvDe40vWTmAxjEAdD5n0t6RM1o1msMsSgVwfM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )