UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nFPYSjsfsZM55LNaBYJdqF45PRiYcXZ2YgAzv6w4BCE=' 
WHERE 
  key_id = '751f5c2d485b37d7284f7214a772d522f6109128aa51d79a54f752842692e86e' 
  AND (
    token = 'nFPYSjsfsZM55LNaBYJdqF45PRiYcXZ2YgAzv6w4BCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )