UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mFNMUQe5AFBwyCBfQBZTC5y9QHb2U6087uje75VPGEQ=' 
WHERE 
  key_id = '3c52ad68749e7523d323d5b8987cb95acbd47dd5f7230a2b7ab9e5d92d6a1009' 
  AND (
    token = 'mFNMUQe5AFBwyCBfQBZTC5y9QHb2U6087uje75VPGEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )