UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M3aCURnz4v5nJ4/I3DcZuSJVj7GRDpS4HvAZE4TC/80=' 
WHERE 
  key_id = '53caaf23b26abb71a3e8f3cb2d275a8590ba25e012e388011508e5f7dd9fc080' 
  AND (
    token = 'M3aCURnz4v5nJ4/I3DcZuSJVj7GRDpS4HvAZE4TC/80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )