UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KXC65B+AjUf+g/TQHxYfccOQoG6akPa7O5yJb/cdPlk=' 
WHERE 
  key_id = 'aa2d422f9c0b75aae1922beb7ee26dfd2d5e7cb8eb29239ab154944707b56c02' 
  AND (
    token = 'KXC65B+AjUf+g/TQHxYfccOQoG6akPa7O5yJb/cdPlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )