UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LlLjdfQ1ZuXvQjy6vAIhp9+1Ia5Xw6RX8L8F6nuWFsY=' 
WHERE 
  key_id = '4276ddaecd2264640d1cfd917a239cf1b89f39f6915a5d7851718ed6878e0039' 
  AND (
    token = 'LlLjdfQ1ZuXvQjy6vAIhp9+1Ia5Xw6RX8L8F6nuWFsY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )