UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xs1uU0E3C44F65QDq0RLTUbvFGqjAzwddIJeDqknCCc=' 
WHERE 
  key_id = '56b6faaba6ba19ba07fb16153b550c5d2da6e8c6eafa9a965e8987563410c91c' 
  AND (
    token = 'xs1uU0E3C44F65QDq0RLTUbvFGqjAzwddIJeDqknCCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )