UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eULyxMxPRATgNnM6CEtPL7+vLCWrmdVeAdfs1UXEU3A=' 
WHERE 
  key_id = 'b30398e78fbf1338de1df0a3c14d750d541c58d61e4eb859f6fb1857f18db439' 
  AND (
    token = 'eULyxMxPRATgNnM6CEtPL7+vLCWrmdVeAdfs1UXEU3A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )