UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MnXilPFxqHUHqEfFYQGrl8ofRlvEVO+mc7VZ1c1dF6g=' 
WHERE 
  key_id = '688b832c18eb6b491772b1555cc3cb555976b9c225313e07e6c82f207379774f' 
  AND (
    token = 'MnXilPFxqHUHqEfFYQGrl8ofRlvEVO+mc7VZ1c1dF6g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )