UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TK7Rx94S4tIx02vkbOjNGMV9r5GjySbB7/keYUHmCA0=' 
WHERE 
  key_id = '785f21634dd6c361638ce4596254b1b3598c316a180847462ca147dd173f0b15' 
  AND (
    token = 'TK7Rx94S4tIx02vkbOjNGMV9r5GjySbB7/keYUHmCA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )