UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '21Cp25w4BGVmBjRVQvEjZp/BHFJZH/NeH9nrwmNoNFo=' 
WHERE 
  key_id = 'ae764e95bac504fedd5791e99e9592c9fe698a577d181662086db3163408d665' 
  AND (
    token = '21Cp25w4BGVmBjRVQvEjZp/BHFJZH/NeH9nrwmNoNFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )