UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tFUq5BQbL9N3Q8kPJEyp8Gs/wthcg8fvx+Nc4wTFFTY=' 
WHERE 
  key_id = '6475dfdb930993d8f645c261f63a07a43f6df1e21f20eeb8e8553a4e6c45dce5' 
  AND (
    token = 'tFUq5BQbL9N3Q8kPJEyp8Gs/wthcg8fvx+Nc4wTFFTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )