UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P81kesAp0SNJNcq3Q44aaYXry0+MKHIjJt67wxAE9c4=' 
WHERE 
  key_id = '9b6f880c81d4b7944f3bb691c4619de0946476288d93ee793e87a208d276665d' 
  AND (
    token = 'P81kesAp0SNJNcq3Q44aaYXry0+MKHIjJt67wxAE9c4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )