UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dnk+frTtUxDWJuQayaax8d7eYXcKiQGJBIDL3C5c3dA=' 
WHERE 
  key_id = '51165c1a1a9fe7e4df482720d6629478756ea28e1881d19f8a0f7dd453c05cf9' 
  AND (
    token = 'Dnk+frTtUxDWJuQayaax8d7eYXcKiQGJBIDL3C5c3dA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )