UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gx6np+JkOf6fTDQV5ynYBIPKryHNS9N4kss1v+2ICcs=' 
WHERE 
  key_id = '2ca66d280284db74e9ed552c7ded289926cef984e284ede9ea45ce9f13deab07' 
  AND (
    token = 'Gx6np+JkOf6fTDQV5ynYBIPKryHNS9N4kss1v+2ICcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )