UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J9uyVv8freOb/+VWVS/6K0y9r8HdMXevwz1NOsk/73c=' 
WHERE 
  key_id = '18406484051aa9c5be3eeefc732231bdf0a924c280eac07a595c1ef27a062e0f' 
  AND (
    token = 'J9uyVv8freOb/+VWVS/6K0y9r8HdMXevwz1NOsk/73c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )