UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tnuW1RMxhsIee4gMm9jsoRAoFVbT5VjsTTDKnc9DXVg=' 
WHERE 
  key_id = 'c9405cd77fe7d91098522ca86b905e44149b59bd318f7be638132a5d2ece9ac0' 
  AND (
    token = 'tnuW1RMxhsIee4gMm9jsoRAoFVbT5VjsTTDKnc9DXVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )