UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L50woo9oXLqOkaqKE0Lx+6a21Gloh4XEKu8+5t2B22s=' 
WHERE 
  key_id = '1a38a588d644878a8148a972f833d671bbfe81263b4eb0ea90e7cfa6fb6c7fb1' 
  AND (
    token = 'L50woo9oXLqOkaqKE0Lx+6a21Gloh4XEKu8+5t2B22s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032