UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QJrcmQtmzuU/cFmUGzH5mHHHcvNCbI2QNdRO/FMrtDE=' 
WHERE 
  key_id = '1953e237aa18465859ed8d97ff94fdca4ebd0e6c77642a3c65d1acab647ff605' 
  AND (
    token = 'QJrcmQtmzuU/cFmUGzH5mHHHcvNCbI2QNdRO/FMrtDE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )