UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MFMkMgrtHSayzUzGOEdLj/KxZL8t8VOq1Yr96C5jR+c=' 
WHERE 
  key_id = 'c4fe77590fed288c4f669d8c071745971cc13d853dcb163f2795b894afb1952a' 
  AND (
    token = 'MFMkMgrtHSayzUzGOEdLj/KxZL8t8VOq1Yr96C5jR+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )