UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LQEgOtnfHlUs5RGKeeFlgiN1s6uMo7on8Cs8Jv+/Gt0=' 
WHERE 
  key_id = '83dfb88e90cad3134b32cdc7d165012a36b4d6430edfd8fb7a6c5c9bf2e842d6' 
  AND (
    token = 'LQEgOtnfHlUs5RGKeeFlgiN1s6uMo7on8Cs8Jv+/Gt0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )