UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'COPGxZPXbVDPSx75WgQ2q6TDegC/YG2tp0iazO5FmRs=' 
WHERE 
  key_id = 'bf0b65f17a30c79c05acd6925e902f9f877c45c0ec6a79375143f8530ac31781' 
  AND (
    token = 'COPGxZPXbVDPSx75WgQ2q6TDegC/YG2tp0iazO5FmRs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )