UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WuRsIy9kM6h/0R7+FYwIZwZxH126Iez3G522Vf6LT0c=' 
WHERE 
  key_id = 'dff491d85e8102ae764dca1479d51bb97272ab037fb19ef728e8af67847adea8' 
  AND (
    token = 'WuRsIy9kM6h/0R7+FYwIZwZxH126Iez3G522Vf6LT0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )