UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+aEXcwETRy3+Vblt7WezBNRThYVbh3n+pMgiXXO9s48=' 
WHERE 
  key_id = '2ad21f85a25b15eb010bef54a0da02cad872cce39e028a299aa4e8d217a0bcd0' 
  AND (
    token = '+aEXcwETRy3+Vblt7WezBNRThYVbh3n+pMgiXXO9s48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )