UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8BVwbVzAw3n3BiqVpNRcVWFiqvzx+5ifQDNh6IJeFLk=' 
WHERE 
  key_id = '4f94a6e53b3b7d1bda9fd278b4bf5f4784319812912a9630a5900f9912d29c85' 
  AND (
    token = '8BVwbVzAw3n3BiqVpNRcVWFiqvzx+5ifQDNh6IJeFLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )