UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V7hR3iRktHcHk+L6OFt1O1hU5Q1UuDYejNBeygYmyKk=' 
WHERE 
  key_id = '938aa64cc07f0bea87859cb6d47d2cfa0c33b372a275370eaf1f4ab8b31ce721' 
  AND (
    token = 'V7hR3iRktHcHk+L6OFt1O1hU5Q1UuDYejNBeygYmyKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )