UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8u2VxnJhfI2HkeJNfk5g0J7hNLXT7XBOtmQbCqDna2c=' 
WHERE 
  key_id = 'a8103cbb5fcf6a0c944db94cb912feafbe4f13ffa59c2d513c0a5d8ee205d14f' 
  AND (
    token = '8u2VxnJhfI2HkeJNfk5g0J7hNLXT7XBOtmQbCqDna2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )