UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dml7SK1jPu9j7fZwlC1UhcL0TKtBrKSl/ZzCgTaRMAQ=' 
WHERE 
  key_id = '31cb64a28eec4f0ff7ec9e72f029225f68a0d49bcf46004479825781433eb01d' 
  AND (
    token = 'dml7SK1jPu9j7fZwlC1UhcL0TKtBrKSl/ZzCgTaRMAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )