UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M4/f8aqQ1R4pMZvddc5scDihREf4rCm2mWYNlppmug4=' 
WHERE 
  key_id = 'c82375d8064998a4abbe107ab6fa25602abcd74f02b694808dee13a52cb2d955' 
  AND (
    token = 'M4/f8aqQ1R4pMZvddc5scDihREf4rCm2mWYNlppmug4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )