UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4ghI023HEk1xPgh+DAykwqOzGmd0HS1J6FwjlAXKWZk=' 
WHERE 
  key_id = '593959d9bbfc06411c6a79886b9ea73de98194172b7eb746a79e74bdde0dcdeb' 
  AND (
    token = '4ghI023HEk1xPgh+DAykwqOzGmd0HS1J6FwjlAXKWZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )