UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e7OJuDatI2+znfdt+VaRekaVxVSKlUzH5I3Htx75/iQ=' 
WHERE 
  key_id = 'e2341961e13e2d8bc261cf51036e80524c987082e948fbec44a9d876a7aac79b' 
  AND (
    token = 'e7OJuDatI2+znfdt+VaRekaVxVSKlUzH5I3Htx75/iQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )