UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rn9Hbi7EDSITJyNDbszFVCIGBpaHkW+PbcHMgI+WNmY=' 
WHERE 
  key_id = '9dbada8e3595f914b40675084e5de2f4424daabae71d30e60c979e534db8b706' 
  AND (
    token = 'rn9Hbi7EDSITJyNDbszFVCIGBpaHkW+PbcHMgI+WNmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )