UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PJPBy63c1uDF8U1V1wPLxaqDXXg9GHlOx20yG6RBgA8=' 
WHERE 
  key_id = '97cf988a596bf99b8f2be900c95a7848cf4100128b6e11f2ab168e582048c901' 
  AND (
    token = 'PJPBy63c1uDF8U1V1wPLxaqDXXg9GHlOx20yG6RBgA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )