UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QwY7eIjHJuft7LIhsqZlbSLrhynJu6hgMGZigD05Bp0=' 
WHERE 
  key_id = '51cceb9c241e3adf846b27984e019316eecfee8eb1143d25941c6a45477a0eb3' 
  AND (
    token = 'QwY7eIjHJuft7LIhsqZlbSLrhynJu6hgMGZigD05Bp0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )