UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lx3kyx/SnA9V0FGPnntM7ee+O1namiePLkECPjDsAy0=' 
WHERE 
  key_id = 'faa39c5d1db518b945c11c47f1db2199fb53cf2229d38a3c28e33033d90813bd' 
  AND (
    token = 'Lx3kyx/SnA9V0FGPnntM7ee+O1namiePLkECPjDsAy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )