UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hjDg3xfVfrYOqKUkV7yVMyxcgHuQIGWw7L6Fvb9anCQ=' 
WHERE 
  key_id = '6b4dce347ee848b40f9c4e80a4fed37146e1f4365cd6f5a312ac4601fe2f6848' 
  AND (
    token = 'hjDg3xfVfrYOqKUkV7yVMyxcgHuQIGWw7L6Fvb9anCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )