UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g2tjb81JYKNVia7giDIjwifK2ymh6LX6/tZnYXMJlJo=' 
WHERE 
  key_id = '52f3f92740e77c24484be374c16cf9385bc3e78f25519f8525568a9661f547eb' 
  AND (
    token = 'g2tjb81JYKNVia7giDIjwifK2ymh6LX6/tZnYXMJlJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )