UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KeyMg70gcqW0+l8iJgDOekc5WyNY3DN9rycWxOZ4D5c=' 
WHERE 
  key_id = '8c63209d3d014d8e630c1f39f773f8bed12470fdb1784fc0227b87075d449494' 
  AND (
    token = 'KeyMg70gcqW0+l8iJgDOekc5WyNY3DN9rycWxOZ4D5c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )