UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'btlmqK9Cy1qW0oJpHoVJzhgsDG8c1gXppQwv4CqUWME=' 
WHERE 
  key_id = '52e7988b4663a1847169256e32de9e769408af41cd75e88f20abfbbdca2485b8' 
  AND (
    token = 'btlmqK9Cy1qW0oJpHoVJzhgsDG8c1gXppQwv4CqUWME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )