UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mHrDMSo+Q2f1MRHB4WYD9B7XXxivuTwk/IiDFrt4rDM=' 
WHERE 
  key_id = '52e7e8e3f39bd3befb23df51a321c03f8e4af3aa189ac1ca04863171944efff8' 
  AND (
    token = 'mHrDMSo+Q2f1MRHB4WYD9B7XXxivuTwk/IiDFrt4rDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )