UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pdVmS+udRiM1iYVLWyS+AVtrKvu0+ie/MVsn+T+e480=' 
WHERE 
  key_id = '525d56675704aab71357560dafaa000221a11f8238480a2478a5456ca5484452' 
  AND (
    token = 'pdVmS+udRiM1iYVLWyS+AVtrKvu0+ie/MVsn+T+e480=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036