UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SLemm9sZaX11l5K3MzzCutA5A2YKE+dMGztQzTkaPSg=' 
WHERE 
  key_id = '2c502e633ed3185a08f6a58bd4aebd532cf92c06652627b4073973a0bec58405' 
  AND (
    token = 'SLemm9sZaX11l5K3MzzCutA5A2YKE+dMGztQzTkaPSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )