UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rKHeB651df0HA4PNrFPpBrglMej22evNE5mzFA2MhPc=' 
WHERE 
  key_id = '49f8509a26fc3bda26b41d952e607114a03bdb4eb341f550c5f5a063f1c90b32' 
  AND (
    token = 'rKHeB651df0HA4PNrFPpBrglMej22evNE5mzFA2MhPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )