UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z68iY/V2Jp5vs2W2vjb1BhUK9XE/wSZtNUqSRHAKCbM=' 
WHERE 
  key_id = '55b4e8bd3f7f71a02086e8071d9069311d2f543061a3102231f3ad1db3f20e7c' 
  AND (
    token = 'Z68iY/V2Jp5vs2W2vjb1BhUK9XE/wSZtNUqSRHAKCbM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )