UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B+ZeXBNUQWbrbooLqfkFUHtiOrAox4CRDeGPCOl03fY=' 
WHERE 
  key_id = '8577dc391ea1e0bd9904fe2ec74255d870c37d6d9c04b408be81bfc070bde475' 
  AND (
    token = 'B+ZeXBNUQWbrbooLqfkFUHtiOrAox4CRDeGPCOl03fY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )