UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nA0aa/7CMVRDJeye2t+yYfAiA2zhJRaL0dnF9VeLu7I=' 
WHERE 
  key_id = '47d1a1af1a51ec182659e3cccef1b874f5a35c0ea5115ac8a1f9428acddd1964' 
  AND (
    token = 'nA0aa/7CMVRDJeye2t+yYfAiA2zhJRaL0dnF9VeLu7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )