UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6XUy+mzkADPjZJWgtPyUs1fZ+oRuw9N+HCSkzmkgd3Q=' 
WHERE 
  key_id = '421a64f249069e1fa8e0586163d1c99642fd80b16bb6402360341bfbe518d981' 
  AND (
    token = '6XUy+mzkADPjZJWgtPyUs1fZ+oRuw9N+HCSkzmkgd3Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )