UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8neUsBvq4NqLtcrf3WyhsZD3kCfYqo1eCdn0LnlawM0=' 
WHERE 
  key_id = '6ac06ba243c12da103edeb6108f4b29bc321951fb3db46f1ba426af6574f77f0' 
  AND (
    token = '8neUsBvq4NqLtcrf3WyhsZD3kCfYqo1eCdn0LnlawM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )