UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gO/NpsouU/FNudN85epA7eheV1TzjDhPZt3CDXYfaek=' 
WHERE 
  key_id = '7b50609a5fb69732d74b229e8bb02ac5083026f7c3fe1c34e77156da93156572' 
  AND (
    token = 'gO/NpsouU/FNudN85epA7eheV1TzjDhPZt3CDXYfaek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )