UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iN1sGxPRO+XZ3dhoIgty7yJ8Hh4IZAuNAfqD4QrzTJA=' 
WHERE 
  key_id = '2171a36f41a99a21754c8814e3c7789a52c0de7a76122ad50e4a715dd82988c5' 
  AND (
    token = 'iN1sGxPRO+XZ3dhoIgty7yJ8Hh4IZAuNAfqD4QrzTJA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )