UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UXycTV7ZWyh18RTmWxU9jXxU1BqcjPxILqDECnFybMY=' 
WHERE 
  key_id = 'e985f05495cb02d10b8a0e6956f23bec6ddb765205f6f90199b4a8110e42a4f4' 
  AND (
    token = 'UXycTV7ZWyh18RTmWxU9jXxU1BqcjPxILqDECnFybMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040