UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D6rTF1QtIxoX4kXqA9L3bQs24zhKxO6MfasVJWQZ49Y=' 
WHERE 
  key_id = '5ea8406b93ee91be5b9b05aaffba0528f0207a12a8888d68fe997c777ca29bb8' 
  AND (
    token = 'D6rTF1QtIxoX4kXqA9L3bQs24zhKxO6MfasVJWQZ49Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )