UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't/BmyxnnffQOfmBiyq9EyX+USHMSmCF8zf92immeFHo=' 
WHERE 
  key_id = '6afa07eace574ecea19a63b40d1b95b702b709cc31783d9a19184418bf3a1fd7' 
  AND (
    token = 't/BmyxnnffQOfmBiyq9EyX+USHMSmCF8zf92immeFHo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )