UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EbqvFSYUSOaM21G9YEgY3GuCXs+vqmSD64udxWc8mdY=' 
WHERE 
  key_id = '68d49af2dc8ca8a96af3efda183d44dc3c68f9e42868371ca01d4b4c927dd2c1' 
  AND (
    token = 'EbqvFSYUSOaM21G9YEgY3GuCXs+vqmSD64udxWc8mdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )