UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XfCVYcpOQL2MXpgFwOGahf47H32Hlqmnr/XCJLL/AsI=' 
WHERE 
  key_id = 'aed5e11405261fe848fdb9aa922a596c4bc898b3ef81ef4ba1bb0f70d14347c2' 
  AND (
    token = 'XfCVYcpOQL2MXpgFwOGahf47H32Hlqmnr/XCJLL/AsI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020