UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5nCCJ4JcZSHgrj63y7KqPqSqZwOKWyoRjndjBkIhcUw=' 
WHERE 
  key_id = '492ffbf94668b5b719b35b04e8ac20677839e9a9d09fea6b6fd90fe8777f20f8' 
  AND (
    token = '5nCCJ4JcZSHgrj63y7KqPqSqZwOKWyoRjndjBkIhcUw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026