UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oy3Qu8Wn/bLqw7y2b9mo0bBuYUmezuQ5H+mHs4PqR4o=' 
WHERE 
  key_id = 'a185a8a7aac87819f67bc2cec624950dd30fbd21f77e7d0f256986d4a69a93a2' 
  AND (
    token = 'oy3Qu8Wn/bLqw7y2b9mo0bBuYUmezuQ5H+mHs4PqR4o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )