UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yP+QNz3hL9IL5ZcOxpsXn1/Z7c2jndi11GM/tDvUVoU=' 
WHERE 
  key_id = '992d6d35bfcd8979274ff39b08d209b7c6dc07553b22d2d1587c3b78f5261968' 
  AND (
    token = 'yP+QNz3hL9IL5ZcOxpsXn1/Z7c2jndi11GM/tDvUVoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035