UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BJ84cGNLhpM08tDfLrpwiYNpO1I+Awt1goNeMKsL74w=' 
WHERE 
  key_id = '88fc7a811816027b2c8eb934a3a31791b7a1b807937225dac1c3f09c6d59eb84' 
  AND (
    token = 'BJ84cGNLhpM08tDfLrpwiYNpO1I+Awt1goNeMKsL74w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020