UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4+ouxnzmAkWmiikml05T4rEQwrWveHK033gLQS132ik=' 
WHERE 
  key_id = '4d6ce83531f0c7067886d132f2efd379dc994b264ad9ecbdce0f37f32bdf4617' 
  AND (
    token = '4+ouxnzmAkWmiikml05T4rEQwrWveHK033gLQS132ik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )