UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N+i68P1W14oXWg9uHyKVlSwKtDgeeswqwgjMXjuKXPE=' 
WHERE 
  key_id = '3c055d3316b9a3f2cddd1772d67e6f3cdfafdf6b067d36339ab349804c83b573' 
  AND (
    token = 'N+i68P1W14oXWg9uHyKVlSwKtDgeeswqwgjMXjuKXPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )