UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EI2R5Gd/DxZdcj7cf6sYhjPh65brFHJue7uAGCVovRY=' 
WHERE 
  key_id = '81bf6118dba285c31241598edee028ed839ccc9dd7f48dc0763d3a6af53db6eb' 
  AND (
    token = 'EI2R5Gd/DxZdcj7cf6sYhjPh65brFHJue7uAGCVovRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )