UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IQ9JNOS2rS07tvPnnGpl1j8O2WxcpGVMq3fRR496vx8=' 
WHERE 
  key_id = '1c042e0959a9bda9c656587047099add7c0663c6b2e07c46ee7b77dd89cc4650' 
  AND (
    token = 'IQ9JNOS2rS07tvPnnGpl1j8O2WxcpGVMq3fRR496vx8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )