UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vGbDSPTKAZqzTH8olAZFzll0hv7gdWcY34EYnSVZfBY=' 
WHERE 
  key_id = '6318ea4332ca65d32d10bdb4d89f6b8d9cb15e866149c9fdb369dc99cb6791b1' 
  AND (
    token = 'vGbDSPTKAZqzTH8olAZFzll0hv7gdWcY34EYnSVZfBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )