UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pk//It7T//WkhSMzwvXp2eOgHNz3EBK9/B07tCgMtTk=' 
WHERE 
  key_id = 'fad7d2d20ca4426aabdb421018e188e4a9c745f5871a2ab845b7580ee20463cb' 
  AND (
    token = 'Pk//It7T//WkhSMzwvXp2eOgHNz3EBK9/B07tCgMtTk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )