UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'No+cmQLLRiSTcmUNzofhmCG2T+s8XCGsyE773JTNoJM=' 
WHERE 
  key_id = '50c101b5d409197a17d6b25c353ac0ed2f25a5ad83077b0cc2000e8a86227f7d' 
  AND (
    token = 'No+cmQLLRiSTcmUNzofhmCG2T+s8XCGsyE773JTNoJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )