UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tXZ7fi8mLBVo520GCOzuiaSl6iC3ekRugUMuwYsitRo=' 
WHERE 
  key_id = '3ad0b4468555b7bc98461aee3b5bcbb340ccf0d21b8a07285536b23f490799d0' 
  AND (
    token = 'tXZ7fi8mLBVo520GCOzuiaSl6iC3ekRugUMuwYsitRo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )