UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0tHDFZdt6xjdvVUFBLk2LjzbHqQbLRm6Mm9LCOp7TkQ=' 
WHERE 
  key_id = '50dc9595838256ba5e13f76ef7ac25f679022b2f7157abe89b8ea10f9ee3cd77' 
  AND (
    token = '0tHDFZdt6xjdvVUFBLk2LjzbHqQbLRm6Mm9LCOp7TkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )