UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bHL6CQ5oCSQHbPjuosCTbcHW5VvP+spz6BDzLqqBRO0=' 
WHERE 
  key_id = '993a811ca2a8e300eeb368230a4f9d491c60062578b7e9343b6e88bff7c77025' 
  AND (
    token = 'bHL6CQ5oCSQHbPjuosCTbcHW5VvP+spz6BDzLqqBRO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )