UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f1jxJ08b9Kqv4Va63CIL2Hi84zE2GxKU/c6/JnOXFjE=' 
WHERE 
  key_id = '540acbdad9516687a0a61b2a4ed5ce3ac5dcdb60fd7e0474cd1f0ead6f18678f' 
  AND (
    token = 'f1jxJ08b9Kqv4Va63CIL2Hi84zE2GxKU/c6/JnOXFjE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )