UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c+0Sz79BRKgmZw2kPj/1ILnFulTI1wQ82StWyAd7Kl0=' 
WHERE 
  key_id = '27a8ed561bd9b88ea2b4be64f6521eb167557065b7e311f30fbaab5cd2c51e2b' 
  AND (
    token = 'c+0Sz79BRKgmZw2kPj/1ILnFulTI1wQ82StWyAd7Kl0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )