UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4Wg1bp1b5ch6QcXnrGWgQV0gRptmU7PmC+hOdYJSwA=' 
WHERE 
  key_id = 'db1e23da5806390a8fa06ffa95879d09651e1af1c9e75f51b1491f96634a8a9d' 
  AND (
    token = 'a4Wg1bp1b5ch6QcXnrGWgQV0gRptmU7PmC+hOdYJSwA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029