UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nKDqXNvt3lr81oAbR0iU8DpNGR1Fxl8Up9/NtmUYkqA=' 
WHERE 
  key_id = '83a50d9886c66005a7d1bfdbbed385871ae09a0a78fdbb24726b11ac5a0b14f1' 
  AND (
    token = 'nKDqXNvt3lr81oAbR0iU8DpNGR1Fxl8Up9/NtmUYkqA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )