UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pRNGmRzDqEr4tfSffEEyk4U7TwaDCYn//X03hkqfj90=' 
WHERE 
  key_id = '3ae50e0230c16561a613f406d069b082be3416f65ee401dfcd5324013dd877f4' 
  AND (
    token = 'pRNGmRzDqEr4tfSffEEyk4U7TwaDCYn//X03hkqfj90=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )