UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ShdyoSxTmwUSkxnM1ORNvSkBj8kHpApiZK8oL5FwnQY=' 
WHERE 
  key_id = 'ee8456eec675af6b7088b07286bc6e7035fcea61fad39984eee3b1636609e1aa' 
  AND (
    token = 'ShdyoSxTmwUSkxnM1ORNvSkBj8kHpApiZK8oL5FwnQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )