UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+A5wHSY9UdhVA2vMJ6TmDdHF9L/hmADpuax4f0RNFo=' 
WHERE 
  key_id = 'b9bb6dc2e222854d4ad170c0b6deeeee42ec93b843c8b456944b02b66e8d238c' 
  AND (
    token = 'U+A5wHSY9UdhVA2vMJ6TmDdHF9L/hmADpuax4f0RNFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )