UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm2ES8WTbkx2mqB9gsqflOjust9DwIIH2KojVQrYNAPo=' 
WHERE 
  key_id = '81bb01a21ec70d37fbb102036544efc3a47529649c89cf1b7ecf3f465ac5fe8b' 
  AND (
    token = 'm2ES8WTbkx2mqB9gsqflOjust9DwIIH2KojVQrYNAPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )