UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UmN4t59tepthBoRwPJgxcTYFVnIqVmDO7uG9C7qoxY0=' 
WHERE 
  key_id = '54c2e6acbc725af4e87b0441bfc012467cc0975dbe98effdd55c44255eca6d07' 
  AND (
    token = 'UmN4t59tepthBoRwPJgxcTYFVnIqVmDO7uG9C7qoxY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )