UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mkkDQ7m86FwyWFAGsUiobWYmmweEMx39k8XpVgENcmQ=' 
WHERE 
  key_id = '568b00a1ba3bcdac81749f204c903082b9d94c4ff9419f5ea046a979d014b26e' 
  AND (
    token = 'mkkDQ7m86FwyWFAGsUiobWYmmweEMx39k8XpVgENcmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )