UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G7ggByXvJkPaEVgacfD6k2n9UFlsqCvgTx1uRg3UCM0=' 
WHERE 
  key_id = '9302a9108c33f9f449048689401de3999fbaa895485509002b8d290a355330ac' 
  AND (
    token = 'G7ggByXvJkPaEVgacfD6k2n9UFlsqCvgTx1uRg3UCM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )