UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eMCI8gycVFnAPbn5M7cyDPbUc+O5LPpnuS/6tlY0asc=' 
WHERE 
  key_id = '8d843222363233b3b01bec04b2a95d4529ee36b06b0a606cdaeac217f3f68470' 
  AND (
    token = 'eMCI8gycVFnAPbn5M7cyDPbUc+O5LPpnuS/6tlY0asc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )