UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XOVuAbCsjUCToARJvu37Rncuq9TzLR30x4YXLBO36RI=' 
WHERE 
  key_id = '649b1976db52227acd2a082a42f22ad2350f4bf20dab7af8e128cbca56a3869f' 
  AND (
    token = 'XOVuAbCsjUCToARJvu37Rncuq9TzLR30x4YXLBO36RI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )