UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mvAamhZDo3Mvlevn/xHYmmSq73K4QsVbvJrC7QHY8fk=' 
WHERE 
  key_id = '52172ca90c96507923cf2a8f84736679945331be256ddd4d3f0905aa493bc44a' 
  AND (
    token = 'mvAamhZDo3Mvlevn/xHYmmSq73K4QsVbvJrC7QHY8fk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )