UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RDcs27ljHNGc7eNfMwlmzDnuL08kECiZ0I+yQ2vyfnA=' 
WHERE 
  key_id = '51a7ebeaef2fc1a59384c8a5a28943a5115739fea6f22ebe50dbb56f4639c7d3' 
  AND (
    token = 'RDcs27ljHNGc7eNfMwlmzDnuL08kECiZ0I+yQ2vyfnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )