UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ypFSc1G4/SrTEnHHykxOwrY6lIL9aVYwwjVF/jZJr0M=' 
WHERE 
  key_id = '40d1c8a72a2bfe3e115d79ff37d99ba57704b21b3e06dadffe2c3d98959007c0' 
  AND (
    token = 'ypFSc1G4/SrTEnHHykxOwrY6lIL9aVYwwjVF/jZJr0M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043