UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RJ2mSGsXxDLdPpwC6qmgP57+ZWnFiF+AxBCRRh9Wy7A=' 
WHERE 
  key_id = '27b79251a2e0c4acce715250dab844e6ae1cffdfebd456dc33fe904c3c0766d5' 
  AND (
    token = 'RJ2mSGsXxDLdPpwC6qmgP57+ZWnFiF+AxBCRRh9Wy7A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )