UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rMs8v3xDGXj2fKtSxv7QDbkHPew1vjfjz9ER8/BfG9g=' 
WHERE 
  key_id = 'a58ed4444ad872c9f16ac10cf5b0857a57d27de4cba6adbb7b1b9443d84c5495' 
  AND (
    token = 'rMs8v3xDGXj2fKtSxv7QDbkHPew1vjfjz9ER8/BfG9g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034