UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DCSJXiv+XAPzam4P5hP4d646ZpvIMKMzxiJ72ht9d/Y=' 
WHERE 
  key_id = '784aa08eaadc9a4749bd5a740027a4be648e24bf5af168136c5bba710038017b' 
  AND (
    token = 'DCSJXiv+XAPzam4P5hP4d646ZpvIMKMzxiJ72ht9d/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )