UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SxUd0utGx3MOvHpF2ivOkEcvzwv9pcTbl8yDV7Lr5q0=' 
WHERE 
  key_id = '40a59cf6f588d6e0e26897205577636ed75385a0fc162be8c45882c978ded0b3' 
  AND (
    token = 'SxUd0utGx3MOvHpF2ivOkEcvzwv9pcTbl8yDV7Lr5q0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )