UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OzBC56v0M95/8PHKU3Npz0yUVnl2MIP03s2qSMQLzBk=' 
WHERE 
  key_id = '91ea3ba24c5e3e7f237c3b46e976b92d19fa6d835ad2e7cbb5c3b92a6a9147b9' 
  AND (
    token = 'OzBC56v0M95/8PHKU3Npz0yUVnl2MIP03s2qSMQLzBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )