UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Dg+i8KxtsGQmh2bEUaCm9okEK+NKT8S8CSltWMuy30=' 
WHERE 
  key_id = 'c329ac8d820ee36b0dd1df9c40dd27ccc63878d8e1ca386903bbe505fe0e7ee7' 
  AND (
    token = '1Dg+i8KxtsGQmh2bEUaCm9okEK+NKT8S8CSltWMuy30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020