UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJFwT6xN0R3kdLIAodzzzPLkjgRto9O/+VQ3ryIxsGE=' 
WHERE 
  key_id = 'dfb0fb2f9072b3dcb055a290f2bbe575edda9926611d04332fb8166b2e9d962d' 
  AND (
    token = 'MJFwT6xN0R3kdLIAodzzzPLkjgRto9O/+VQ3ryIxsGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030