UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qn42IfPsJcncp+rYF0/0xYgeJdFi6FdJlekL3mP4Irs=' 
WHERE 
  key_id = '47dfdf9d528bf762de38d1baefcb2bf31c52f6ac147a79854cf76a62900be9f1' 
  AND (
    token = 'Qn42IfPsJcncp+rYF0/0xYgeJdFi6FdJlekL3mP4Irs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )