UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NQbT1bB/L+XfIfno3/RqvnIaOp4qmyRn+yuzbyUra+4=' 
WHERE 
  key_id = 'a6c7523bda97d82d4316141cd7564a4e67ceb5b0e8f39be15154419ca9807efe' 
  AND (
    token = 'NQbT1bB/L+XfIfno3/RqvnIaOp4qmyRn+yuzbyUra+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )