UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GMrEljHtbblLb0M2x8ivHzgaiee6cdKEWmxXZcTqqwM=' 
WHERE 
  key_id = '929cf66bbeb3bd18af74b9863b49d6fb8604324e83602b295eac582a12d7b03c' 
  AND (
    token = 'GMrEljHtbblLb0M2x8ivHzgaiee6cdKEWmxXZcTqqwM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )