UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9fg+aSQevAfnJbheukbD68ERH3WYjaIVoAU8rjfYgAU=' 
WHERE 
  key_id = '1b68a46598cd55e9573ae91001fbb1f63702648487cbcec71bfc5c9ed61a8680' 
  AND (
    token = '9fg+aSQevAfnJbheukbD68ERH3WYjaIVoAU8rjfYgAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )