UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qm/MWb7WVH13E+9lDjFAvTpkjfNATtI7DAH0IEE/Ym4=' 
WHERE 
  key_id = '7ff900e5641149eadfc54003eee4e9f0e3d4cd38753a3b8c2a9c355d0d2593ab' 
  AND (
    token = 'qm/MWb7WVH13E+9lDjFAvTpkjfNATtI7DAH0IEE/Ym4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )