UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SNluIc51sV9vAyx2QNCM7pvKbSlDoFEj7CNQFbQN80E=' 
WHERE 
  key_id = 'ac76cf76df62ad56efcc71de2861f5018db7b8dcd137329f0807e160a44d7606' 
  AND (
    token = 'SNluIc51sV9vAyx2QNCM7pvKbSlDoFEj7CNQFbQN80E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )