UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GxBmThGQDGDpMaSdN7oM9euHZW1b26uDTRx2eUtwTKk=' 
WHERE 
  key_id = '73b7d2d18ac7a0611f36cd23b93a2e8ea18876cc868c325f07c6b67eafce96a0' 
  AND (
    token = 'GxBmThGQDGDpMaSdN7oM9euHZW1b26uDTRx2eUtwTKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )