UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '527MDlyPGaI22gUgKs5Xc5bbFYLlsMEaUyW+tyjeYuQ=' 
WHERE 
  key_id = '9d4842abecb1835d09e53a87e6d61c4670a3f65a9cc285510e414a80aa20f23a' 
  AND (
    token = '527MDlyPGaI22gUgKs5Xc5bbFYLlsMEaUyW+tyjeYuQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )