UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e+Fxjp+l4cI/1Yy6Tk3Z0Zd2Xu9czdU3Kh/XmyMtiOY=' 
WHERE 
  key_id = 'd6b66557f42dd1bdff5cf8a696f261ec3dd3e35bb0f33030f67571261c0e4769' 
  AND (
    token = 'e+Fxjp+l4cI/1Yy6Tk3Z0Zd2Xu9czdU3Kh/XmyMtiOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )