UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SdsIRvRbRHfZD3qTqwIKUY8FyLzZpdUI/rpiwx26GN4=' 
WHERE 
  key_id = '508850ebf14014a35dcae71880d294dc25e039a8775232b73b12473484018d24' 
  AND (
    token = 'SdsIRvRbRHfZD3qTqwIKUY8FyLzZpdUI/rpiwx26GN4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )