UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MBPM9mXiqnoV3Fp/7mDUFDtNgyXPom+Gz1jn8yitSvI=' 
WHERE 
  key_id = '2c7f043437c9b5493c07a0096680825a5da18bbaabb7e37cbe3e513ac172c730' 
  AND (
    token = 'MBPM9mXiqnoV3Fp/7mDUFDtNgyXPom+Gz1jn8yitSvI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )