UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iEi9htMDnPTr3uVdB0KgjUtO/REHntV1Ebwlf7Qei58=' 
WHERE 
  key_id = 'a6206f5574001715476e31204e6a0480c459b3b2b6200d4c99a51520dedb0b1b' 
  AND (
    token = 'iEi9htMDnPTr3uVdB0KgjUtO/REHntV1Ebwlf7Qei58=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )