UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qwnjjcJTzrymLQ/+gRubHWP46VDW2eqEdTjUDxCvEAg=' 
WHERE 
  key_id = '53c2fa9d83fe8826df45f504c891dd57f247fe938b03a5940cb46a54f029223c' 
  AND (
    token = 'qwnjjcJTzrymLQ/+gRubHWP46VDW2eqEdTjUDxCvEAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )