UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ai2u9PLAkYv6mGxnFTbW7qzXzGh4gTRX4k7Sgb1PDYA=' 
WHERE 
  key_id = '2bd5096eb6af8a641086122f0200a0d9e021625753933183893864cbe5984b84' 
  AND (
    token = 'Ai2u9PLAkYv6mGxnFTbW7qzXzGh4gTRX4k7Sgb1PDYA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )