UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FdR4WaDccczGVoRFh68XSSpm+xtm6O5xJX7jo6ffuQ4=' 
WHERE 
  key_id = '0d534beaa4c14355b2379d021290199259ab03f9a0070f21dc023b0ed68d41f6' 
  AND (
    token = 'FdR4WaDccczGVoRFh68XSSpm+xtm6O5xJX7jo6ffuQ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )