UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7cBAuG7UDygAZyo3jMQbNDgmNyA6tzTaYD3ojXV8FLs=' 
WHERE 
  key_id = '3939e77e29e98de0db92eaeaedfa2da1b68bfd7bdfb2afe74b3bbce5aa0fec8c' 
  AND (
    token = '7cBAuG7UDygAZyo3jMQbNDgmNyA6tzTaYD3ojXV8FLs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )