UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EW8eIA9Lsbw7MnEeXuMZsVZKlqCoh9wy9eYMULqs0rY=' 
WHERE 
  key_id = '79393b48a810ba14a6552429cbbdba8dbc87b1c1cb6403e6dd645f25153107ee' 
  AND (
    token = 'EW8eIA9Lsbw7MnEeXuMZsVZKlqCoh9wy9eYMULqs0rY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )