UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rJkFNxa0Cyzhpw45KqGOXKCni4U+HJKra/x25fyLZJc=' 
WHERE 
  key_id = 'e6c5927933ab0bf52be4f07c600c5f7e1d5520eed1013ee1fa3a84c42bc8f81c' 
  AND (
    token = 'rJkFNxa0Cyzhpw45KqGOXKCni4U+HJKra/x25fyLZJc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )