UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rPk4MyljJJj0gqpyNLzSTJj1dpLi+VIWSEiEES0Hhl0=' 
WHERE 
  key_id = 'c8ba84f6d3ee14c3e007076d314939601618fcb0910382e84b312a6fdd3df89b' 
  AND (
    token = 'rPk4MyljJJj0gqpyNLzSTJj1dpLi+VIWSEiEES0Hhl0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )