UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UCeXfPipj4o2XIyHcllBge4fzvYpAvDMB6M9l0AEE4A=' 
WHERE 
  key_id = '55c1972a501829a1c43a7300e047a624d925e34294f6b6f0485bc48a3ab460f9' 
  AND (
    token = 'UCeXfPipj4o2XIyHcllBge4fzvYpAvDMB6M9l0AEE4A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )