UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BHk+Zai0Sstp1qNWWx34cFiVHQa1VBBpKXro81ESAVU=' 
WHERE 
  key_id = '0a33ddc496488f0ce8add8f4b5948b432fbbb94827ac98e05408638dc1b46771' 
  AND (
    token = 'BHk+Zai0Sstp1qNWWx34cFiVHQa1VBBpKXro81ESAVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )