UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dqq4p0UvP0sH8lCF24cNKP1HCG0e+fsx5hXA7HLRsyU=' 
WHERE 
  key_id = 'ec7342673f812ffc1b72b19014f06908be2a61bee52ebbe274f874a84de6b0d5' 
  AND (
    token = 'dqq4p0UvP0sH8lCF24cNKP1HCG0e+fsx5hXA7HLRsyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )