UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nnmDd51+lXh6niuFJOWdtta/lSbdQMy7qg3hvRIbNHY=' 
WHERE 
  key_id = '9fd8ed6fce914c1b6744f7c0f21638af53d99b706a76177f2d86386c32a94eb2' 
  AND (
    token = 'nnmDd51+lXh6niuFJOWdtta/lSbdQMy7qg3hvRIbNHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )