UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/qopj+dEi3jwaRAEmM3xvS//kbPGy6//fIu4KgcaRLI=' 
WHERE 
  key_id = 'd21667ebeaf18700ab7ad64eb23f1e02b9b59f18260412c9379ee5792e1f5cc5' 
  AND (
    token = '/qopj+dEi3jwaRAEmM3xvS//kbPGy6//fIu4KgcaRLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )