UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L5NxQx8MIYuF91KbZviuQzuwktMn5nP9Vg7I0itC0Uw=' 
WHERE 
  key_id = 'cba3a0a8ccf2cecfeccae8cc1b6e501d5b4a47a62ac9dab33cecefb47c69fa9c' 
  AND (
    token = 'L5NxQx8MIYuF91KbZviuQzuwktMn5nP9Vg7I0itC0Uw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )