UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KKNr3vxnh3qTO0B0BhEfAvQm1UY/ESrDzV8z0dsK0gM=' 
WHERE 
  key_id = '7caf0935bd60826e786f0ed624b776659a1e88c7b5ddc4f66b59437f21978986' 
  AND (
    token = 'KKNr3vxnh3qTO0B0BhEfAvQm1UY/ESrDzV8z0dsK0gM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )