UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PSme2KP8Td77zK+56X7IjHq7W+67NTr7gtF6owv7aF8=' 
WHERE 
  key_id = '19ec3d8d293e6e6cdf995cda753fb92a57e6ce08318251684ca21a0fb0aaf458' 
  AND (
    token = 'PSme2KP8Td77zK+56X7IjHq7W+67NTr7gtF6owv7aF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )