UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ULaE/M7NxYj2yf9c9bvh2PYby25VUbx8xAEmXbcxMkA=' 
WHERE 
  key_id = '876f8f08d6b492e97f990ea4b0a5d31152d886386b5cc51b59a570b0ea6556c0' 
  AND (
    token = 'ULaE/M7NxYj2yf9c9bvh2PYby25VUbx8xAEmXbcxMkA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )