UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u2aCaEzrnofBy8QauEHEeaDRt1P7N0ySgUfCP3F3rDo=' 
WHERE 
  key_id = '87dcbe3544d9935a8272cd6b7b72a21184d34a4e421a9270733e85f22d97274f' 
  AND (
    token = 'u2aCaEzrnofBy8QauEHEeaDRt1P7N0ySgUfCP3F3rDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )