UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Guiplg1LByDLmvL1N0PXXsrH5ym6BWjzalsZo+QeliU=' 
WHERE 
  key_id = 'db08efcaa973d3e080590b41a35df40936870a9885347554ea6794d44d679abb' 
  AND (
    token = 'Guiplg1LByDLmvL1N0PXXsrH5ym6BWjzalsZo+QeliU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030