UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CVw5vNEsY+tC+cHHA2e0uX4OCk8cCfrJXD6egrKERKk=' 
WHERE 
  key_id = '204deaa7f2d2e22691772a54d62c6309d2d8bf800c65c2213d3daecb5ce8df8c' 
  AND (
    token = 'CVw5vNEsY+tC+cHHA2e0uX4OCk8cCfrJXD6egrKERKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )