UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xXe8wO3E1XetRamvI1VaX4MKhKJw4rt/KaiESd4X4HU=' 
WHERE 
  key_id = '8b73e36876240800e17421c244c6e81524c8c24e798fde6764e74116fe6f706b' 
  AND (
    token = 'xXe8wO3E1XetRamvI1VaX4MKhKJw4rt/KaiESd4X4HU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )