UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fso78NTICfMNUADaR999AFasEWlbg5nfrJzhtX64Ymo=' 
WHERE 
  key_id = '1178cc73b468821f8df2f9ee3defedd51b234b0eb8ba0e6f49fc1e42bc70d835' 
  AND (
    token = 'Fso78NTICfMNUADaR999AFasEWlbg5nfrJzhtX64Ymo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029