UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pnluTL1PuVOrnCErDgNbWIGzcMGzvxILrOwetGiNrhg=' 
WHERE 
  key_id = 'b57963ba91be2f343cb606ca57c8a9c977ba9925874047499f144fdda58e0336' 
  AND (
    token = 'pnluTL1PuVOrnCErDgNbWIGzcMGzvxILrOwetGiNrhg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )