UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fwevt5OhZM+JKMIhwwI9yEDniNLBklDWxDkmUfej1Bk=' 
WHERE 
  key_id = '68cd2fb4f04e3110a7dda7dee9401566b0d191202f885e8b77a4e423acbc2a1f' 
  AND (
    token = 'Fwevt5OhZM+JKMIhwwI9yEDniNLBklDWxDkmUfej1Bk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )