UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bCa1vwIFpX5ahSMeKKgDzimkYDzaId28UhZiPc9aKOs=' 
WHERE 
  key_id = '4e57994af06e4c87dd333a7c5c39518684e87d4fe78d18d9cb0730e5b8d046ac' 
  AND (
    token = 'bCa1vwIFpX5ahSMeKKgDzimkYDzaId28UhZiPc9aKOs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )