UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ukXFQ4U0AGeyGCefH7p21FjnsS8klrWkd80ne5Fjts4=' 
WHERE 
  key_id = '6e5b2ed860b0554b4556f4f837f7b1184844ed548ef0f7b9befd0230826adceb' 
  AND (
    token = 'ukXFQ4U0AGeyGCefH7p21FjnsS8klrWkd80ne5Fjts4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )