UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1ebcIlLBlqCCeIAcPzfUoP/GUJWLCUTEzEH6pMUuZII=' 
WHERE 
  key_id = '27f987e1b4db98d7d2cfd080136bded24ab73249902e2b58eeee420e0612895a' 
  AND (
    token = '1ebcIlLBlqCCeIAcPzfUoP/GUJWLCUTEzEH6pMUuZII=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )