UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '39Uq7iJudoiGngrBp1wZlwbiAnYpA12bmlZaTobaKOg=' 
WHERE 
  key_id = 'a8847526e7aedc1ffb5874d449fe5f17af2a01140caab9d826a312d78f65ea2d' 
  AND (
    token = '39Uq7iJudoiGngrBp1wZlwbiAnYpA12bmlZaTobaKOg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )