UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W+bbgOOUPEL/peoTHXkdXNzgrtdLKyajE+CUzla1YVk=' 
WHERE 
  key_id = '555d184d0590db6a9bb734818b0ad78c7cd7b8b83b8f7848e55e0380743e9401' 
  AND (
    token = 'W+bbgOOUPEL/peoTHXkdXNzgrtdLKyajE+CUzla1YVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )