UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X8tv4/Yvifx76eDbKdJkXfpdn2/g18sxlxASkHuXOq0=' 
WHERE 
  key_id = 'c446c85741cf6b757dbb40c21dea025a7a52113bf70457e8d2017556ae590f0a' 
  AND (
    token = 'X8tv4/Yvifx76eDbKdJkXfpdn2/g18sxlxASkHuXOq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039