UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ce+tL0moyi1HwWcmY6pTHPFojQdR/ILUP2gy3jSMM/I=' 
WHERE 
  key_id = '4dfc51d21781dc51ea3ccb264bc4fbacc1ac8bea3fda8afb1bd9a7ba7a9b40d4' 
  AND (
    token = 'ce+tL0moyi1HwWcmY6pTHPFojQdR/ILUP2gy3jSMM/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )