UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V0Gni6px5ELNcnWIkH2en9xuvAvj7BoOFTuPTxW39ls=' 
WHERE 
  key_id = '6cda3d602b70251b3608c44b44385623c11b773c32180396fb85cc611eb5e8d4' 
  AND (
    token = 'V0Gni6px5ELNcnWIkH2en9xuvAvj7BoOFTuPTxW39ls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )