UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q52R5edkxcDb1OqB+qucJE7+JpGErv0tVjW8NgmDwY4=' 
WHERE 
  key_id = '515e43f0d0a94b14cd7ee7e57771bd30d715f601ed3cdfa75f63a66a81193735' 
  AND (
    token = 'q52R5edkxcDb1OqB+qucJE7+JpGErv0tVjW8NgmDwY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )