UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mBhr68RXzfgMii/W5pJUgg6iIKT9U22GP0rWRth/fds=' 
WHERE 
  key_id = 'ed21b0f90980fe07a74919091f61b9801646de25a47d474181793b4e80e4c03e' 
  AND (
    token = 'mBhr68RXzfgMii/W5pJUgg6iIKT9U22GP0rWRth/fds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )