UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UOf61t+9fMWKJybHDJMMFKrslUE7DLz/TpV+cFaosFA=' 
WHERE 
  key_id = '8eec6d39778b9d260caf88222e22056c7869d5a1519200dfa6df0618d26828ac' 
  AND (
    token = 'UOf61t+9fMWKJybHDJMMFKrslUE7DLz/TpV+cFaosFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )