UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eI6yAeCfqoVx6lf371ilWE6KeBcE60XMmm3tDW0P51Y=' 
WHERE 
  key_id = '4d1fca5e91ba4c16d81654ce5121c3e84b33ea1c5fdf649ed14ddfa466e52771' 
  AND (
    token = 'eI6yAeCfqoVx6lf371ilWE6KeBcE60XMmm3tDW0P51Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )