UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vFqwwDXqRTy1lTxhR1EuG7LK+aLeXxlkWckD3oRq9qA=' 
WHERE 
  key_id = '53d4ff1bb37a75ab12142b421c04e140c38157a7f0e8caa9ee7dc437afa8a138' 
  AND (
    token = 'vFqwwDXqRTy1lTxhR1EuG7LK+aLeXxlkWckD3oRq9qA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )