UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OKmBfmPx6D5+p+1MGxQM2K0/fDjNqKefYamvpo4DTOM=' 
WHERE 
  key_id = '4d5317672ce30b0fcf4a0dd829e1dc4a6b8200a2a6a923dcb603dfb1d79486b0' 
  AND (
    token = 'OKmBfmPx6D5+p+1MGxQM2K0/fDjNqKefYamvpo4DTOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )