UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QgiZBMGQ1QXbDC/V5VGjrRtke3nnCTX+UPLDd6cIlS0=' 
WHERE 
  key_id = '3c8a96e1199e56ce9506b8b453ebd73cfbba996bdfa6e3ec2073a258a67048f8' 
  AND (
    token = 'QgiZBMGQ1QXbDC/V5VGjrRtke3nnCTX+UPLDd6cIlS0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )