UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g7T76P1p0aBOAuaGwTxdje0sPik67KyMV98vADTiVxY=' 
WHERE 
  key_id = 'a836caa9a84b1157d5f49cf84c8535e61d2fb9a1aefb6364984ed7183d9acd76' 
  AND (
    token = 'g7T76P1p0aBOAuaGwTxdje0sPik67KyMV98vADTiVxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )